152331123 has 16 divisors (see below), whose sum is σ = 233899776. Its totient is φ = 86380320.

The previous prime is 152331107. The next prime is 152331143. The reversal of 152331123 is 321133251.

It is not a de Polignac number, because 152331123 - 2⁴ = 152331107 is a prime.

It is a super-2 number, since 2×152331123² = 46409542068882258, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 152331123.

It is not an unprimeable number, because it can be changed into a prime (152331103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24936 + ... + 30437.

It is an arithmetic number, because the mean of its divisors is an integer number (14618736).

Almost surely, 2^152331123 is an apocalyptic number.

152331123 is a deficient number, since it is larger than the sum of its proper divisors (81568653).

152331123 is a wasteful number, since it uses less digits than its factorization.

152331123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55514.

The product of its digits is 540, while the sum is 21.

The square root of 152331123 is about 12342.2495113330. The cubic root of 152331123 is about 534.0675790135.

Adding to 152331123 its reverse (321133251), we get a palindrome (473464374).

The spelling of 152331123 in words is "one hundred fifty-two million, three hundred thirty-one thousand, one hundred twenty-three".