1031016131 has 2 divisors, whose sum is σ = 1031016132. Its totient is φ = 1031016130.

The previous prime is 1031016127. The next prime is 1031016143. The reversal of 1031016131 is 1316101301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1031016131 - 2² = 1031016127 is a prime.

It is a super-2 number, since 2×1031016131² = 2125988524764418322, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1031016191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515508065 + 515508066.

It is an arithmetic number, because the mean of its divisors is an integer number (515508066).

Almost surely, 2^1031016131 is an apocalyptic number.

1031016131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031016131 is an equidigital number, since it uses as much as digits as its factorization.

1031016131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 17.

The square root of 1031016131 is about 32109.4399048006. The cubic root of 1031016131 is about 1010.2336259865.

Adding to 1031016131 its reverse (1316101301), we get a palindrome (2347117432).

The spelling of 1031016131 in words is "one billion, thirty-one million, sixteen thousand, one hundred thirty-one".