151927631 has 2 divisors, whose sum is σ = 151927632. Its totient is φ = 151927630.

The previous prime is 151927619. The next prime is 151927649. The reversal of 151927631 is 136729151.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-151927631 is a prime.

It is a super-2 number, since 2×151927631² = 46164010122544322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 151927591 and 151927600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151927651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75963815 + 75963816.

It is an arithmetic number, because the mean of its divisors is an integer number (75963816).

Almost surely, 2^151927631 is an apocalyptic number.

151927631 is a deficient number, since it is larger than the sum of its proper divisors (1).

151927631 is an equidigital number, since it uses as much as digits as its factorization.

151927631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11340, while the sum is 35.

The square root of 151927631 is about 12325.8927060071. The cubic root of 151927631 is about 533.5956191241.

The spelling of 151927631 in words is "one hundred fifty-one million, nine hundred twenty-seven thousand, six hundred thirty-one".