109071667631 has 2 divisors, whose sum is σ = 109071667632. Its totient is φ = 109071667630.

The previous prime is 109071667619. The next prime is 109071667651. The reversal of 109071667631 is 136766170901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 109071667631 - 2³⁴ = 91891798447 is a prime.

It is a super-2 number, since 2×109071667631² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109071667651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54535833815 + 54535833816.

It is an arithmetic number, because the mean of its divisors is an integer number (54535833816).

Almost surely, 2^109071667631 is an apocalyptic number.

109071667631 is a deficient number, since it is larger than the sum of its proper divisors (1).

109071667631 is an equidigital number, since it uses as much as digits as its factorization.

109071667631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 285768, while the sum is 47.

The spelling of 109071667631 in words is "one hundred nine billion, seventy-one million, six hundred sixty-seven thousand, six hundred thirty-one".