5256262031 has 2 divisors, whose sum is σ = 5256262032. Its totient is φ = 5256262030.

The previous prime is 5256261991. The next prime is 5256262103. The reversal of 5256262031 is 1302626525.

Together with next prime (5256262103) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5256262031 is a prime.

It is a super-2 number, since 2×5256262031² = 55256581077064489922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5256262331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2628131015 + 2628131016.

It is an arithmetic number, because the mean of its divisors is an integer number (2628131016).

Almost surely, 2^5256262031 is an apocalyptic number.

5256262031 is a deficient number, since it is larger than the sum of its proper divisors (1).

5256262031 is an equidigital number, since it uses as much as digits as its factorization.

5256262031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 5256262031 is about 72500.0829723663. The cubic root of 5256262031 is about 1738.7040633327.

Adding to 5256262031 its reverse (1302626525), we get a palindrome (6558888556).

The spelling of 5256262031 in words is "five billion, two hundred fifty-six million, two hundred sixty-two thousand, thirty-one".