151436631 has 8 divisors (see below), whose sum is σ = 212542720. Its totient is φ = 95644152.

The previous prime is 151436627. The next prime is 151436639. The reversal of 151436631 is 136634151.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 151436631 - 2² = 151436627 is a prime.

It is a super-2 number, since 2×151436631² = 45866106417260322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151436639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1328335 + ... + 1328448.

It is an arithmetic number, because the mean of its divisors is an integer number (26567840).

Almost surely, 2^151436631 is an apocalyptic number.

151436631 is a deficient number, since it is larger than the sum of its proper divisors (61106089).

151436631 is a wasteful number, since it uses less digits than its factorization.

151436631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2656805.

The product of its digits is 6480, while the sum is 30.

The square root of 151436631 is about 12305.9591661926. The cubic root of 151436631 is about 533.0201736653.

The spelling of 151436631 in words is "one hundred fifty-one million, four hundred thirty-six thousand, six hundred thirty-one".