152412331 has 2 divisors, whose sum is σ = 152412332. Its totient is φ = 152412330.

The previous prime is 152412311. The next prime is 152412341. The reversal of 152412331 is 133214251.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-152412331 is a prime.

It is a super-2 number, since 2×152412331² = 46459037281707122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (152412301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76206165 + 76206166.

It is an arithmetic number, because the mean of its divisors is an integer number (76206166).

Almost surely, 2^152412331 is an apocalyptic number.

152412331 is a deficient number, since it is larger than the sum of its proper divisors (1).

152412331 is an equidigital number, since it uses as much as digits as its factorization.

152412331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 720, while the sum is 22.

The square root of 152412331 is about 12345.5389108779. The cubic root of 152412331 is about 534.1624662880.

Adding to 152412331 its reverse (133214251), we get a palindrome (285626582).

The spelling of 152412331 in words is "one hundred fifty-two million, four hundred twelve thousand, three hundred thirty-one".