9520631671 has 2 divisors, whose sum is σ = 9520631672. Its totient is φ = 9520631670.

The previous prime is 9520631641. The next prime is 9520631699. The reversal of 9520631671 is 1761360259.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9520631671 - 2⁵ = 9520631639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9520631611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4760315835 + 4760315836.

It is an arithmetic number, because the mean of its divisors is an integer number (4760315836).

Almost surely, 2^9520631671 is an apocalyptic number.

9520631671 is a deficient number, since it is larger than the sum of its proper divisors (1).

9520631671 is an equidigital number, since it uses as much as digits as its factorization.

9520631671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 9520631671 is about 97573.7242857933. The cubic root of 9520631671 is about 2119.4438786199.

The spelling of 9520631671 in words is "nine billion, five hundred twenty million, six hundred thirty-one thousand, six hundred seventy-one".