2471707631 has 2 divisors, whose sum is σ = 2471707632. Its totient is φ = 2471707630.

The previous prime is 2471707561. The next prime is 2471707661. The reversal of 2471707631 is 1367071742.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2471707631 - 2²² = 2467513327 is a prime.

It is a super-2 number, since 2×2471707631² = 12218677226287264322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2471707661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1235853815 + 1235853816.

It is an arithmetic number, because the mean of its divisors is an integer number (1235853816).

Almost surely, 2^2471707631 is an apocalyptic number.

2471707631 is a deficient number, since it is larger than the sum of its proper divisors (1).

2471707631 is an equidigital number, since it uses as much as digits as its factorization.

2471707631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 49392, while the sum is 38.

The square root of 2471707631 is about 49716.2712901923. The cubic root of 2471707631 is about 1352.0695520441.

The spelling of 2471707631 in words is "two billion, four hundred seventy-one million, seven hundred seven thousand, six hundred thirty-one".