470136631 has 2 divisors, whose sum is σ = 470136632. Its totient is φ = 470136630.

The previous prime is 470136539. The next prime is 470136637. The reversal of 470136631 is 136631074.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 470136631 - 2¹⁵ = 470103863 is a prime.

It is a super-2 number, since 2×470136631² = 442056903616060322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 470136593 and 470136602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (470136637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235068315 + 235068316.

It is an arithmetic number, because the mean of its divisors is an integer number (235068316).

Almost surely, 2^470136631 is an apocalyptic number.

470136631 is a deficient number, since it is larger than the sum of its proper divisors (1).

470136631 is an equidigital number, since it uses as much as digits as its factorization.

470136631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 470136631 is about 21682.6343187354. The cubic root of 470136631 is about 777.5733430948.

The spelling of 470136631 in words is "four hundred seventy million, one hundred thirty-six thousand, six hundred thirty-one".