148123136 has 80 divisors (see below), whose sum is σ = 347689056. Its totient is φ = 61710336.

The previous prime is 148123133. The next prime is 148123139. The reversal of 148123136 is 631321841.

It is an interprime number because it is at equal distance from previous prime (148123133) and next prime (148123139).

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 148123099 and 148123108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148123133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132050 + ... + 133166.

Almost surely, 2^148123136 is an apocalyptic number.

148123136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 148123136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173844528).

148123136 is an abundant number, since it is smaller than the sum of its proper divisors (199565920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

148123136 is an equidigital number, since it uses as much as digits as its factorization.

148123136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1179 (or 1163 counting only the distinct ones).

The product of its digits is 3456, while the sum is 29.

The square root of 148123136 is about 12170.5848668008. The cubic root of 148123136 is about 529.1039040807.

Adding to 148123136 its reverse (631321841), we get a palindrome (779444977).

The spelling of 148123136 in words is "one hundred forty-eight million, one hundred twenty-three thousand, one hundred thirty-six".