151103232 has 216 divisors, whose sum is σ = 517835136. Its totient is φ = 43047936.

The previous prime is 151103201. The next prime is 151103233. The reversal of 151103232 is 232301151.

It is a tau number, because it is divible by the number of its divisors (216).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a zygodrome in base 6.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151103233) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 435283 + ... + 435629.

Almost surely, 2^151103232 is an apocalyptic number.

151103232 is a gapful number since it is divisible by the number (12) 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 151103232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (258917568).

151103232 is an abundant number, since it is smaller than the sum of its proper divisors (366731904).

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

151103232 is an frugal number, since it uses more digits than its factorization.

151103232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385 (or 359 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 151103232 is about 12292.4054602832. The cubic root of 151103232 is about 532.6287250790.

Adding to 151103232 its reverse (232301151), we get a palindrome (383404383).

The spelling of 151103232 in words is "one hundred fifty-one million, one hundred three thousand, two hundred thirty-two".