47126123 has 16 divisors (see below), whose sum is σ = 53434080. Its totient is φ = 41184000.

The previous prime is 47126119. The next prime is 47126129. The reversal of 47126123 is 32162174.

It is not a de Polignac number, because 47126123 - 2² = 47126119 is a prime.

It is a super-2 number, since 2×47126123² = 4441742938022258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 47126092 and 47126101.

It is not an unprimeable number, because it can be changed into a prime (47126129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35573 + ... + 36873.

It is an arithmetic number, because the mean of its divisors is an integer number (3339630).

Almost surely, 2^47126123 is an apocalyptic number.

47126123 is a deficient number, since it is larger than the sum of its proper divisors (6307957).

47126123 is a wasteful number, since it uses less digits than its factorization.

47126123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1438.

The product of its digits is 2016, while the sum is 26.

The square root of 47126123 is about 6864.8469028814. The cubic root of 47126123 is about 361.2051253510.

Adding to 47126123 its reverse (32162174), we get a palindrome (79288297).

The spelling of 47126123 in words is "forty-seven million, one hundred twenty-six thousand, one hundred twenty-three".