151232639 has 2 divisors, whose sum is σ = 151232640. Its totient is φ = 151232638.

The previous prime is 151232633. The next prime is 151232671. The reversal of 151232639 is 936232151.

It is an a-pointer prime, because the next prime (151232671) can be obtained adding 151232639 to its sum of digits (32).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 151232639 - 2¹⁶ = 151167103 is a prime.

It is a super-2 number, since 2×151232639² = 45742622197808642, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151232633) 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 as a sum of consecutive naturals, namely, 75616319 + 75616320.

It is an arithmetic number, because the mean of its divisors is an integer number (75616320).

Almost surely, 2^151232639 is an apocalyptic number.

151232639 is a deficient number, since it is larger than the sum of its proper divisors (1).

151232639 is an equidigital number, since it uses as much as digits as its factorization.

151232639 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9720, while the sum is 32.

The square root of 151232639 is about 12297.6680309724. The cubic root of 151232639 is about 532.7807320160.

The spelling of 151232639 in words is "one hundred fifty-one million, two hundred thirty-two thousand, six hundred thirty-nine".