106173631 has 2 divisors, whose sum is σ = 106173632. Its totient is φ = 106173630.

The previous prime is 106173629. The next prime is 106173643. The reversal of 106173631 is 136371601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 106173631 - 2¹ = 106173629 is a prime.

It is a super-2 number, since 2×106173631² = 22545679839448322, which contains 22 as substring.

Together with 106173629, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 106173631.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106173601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53086815 + 53086816.

It is an arithmetic number, because the mean of its divisors is an integer number (53086816).

Almost surely, 2^106173631 is an apocalyptic number.

106173631 is a deficient number, since it is larger than the sum of its proper divisors (1).

106173631 is an equidigital number, since it uses as much as digits as its factorization.

106173631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 106173631 is about 10304.0589575177. The cubic root of 106173631 is about 473.5206138600.

The spelling of 106173631 in words is "one hundred six million, one hundred seventy-three thousand, six hundred thirty-one".