105202631 has 2 divisors, whose sum is σ = 105202632. Its totient is φ = 105202630.

The previous prime is 105202627. The next prime is 105202637. The reversal of 105202631 is 136202501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 105202631 - 2² = 105202627 is a prime.

It is a super-2 number, since 2×105202631² = 22135187138644322, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105202637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52601315 + 52601316.

It is an arithmetic number, because the mean of its divisors is an integer number (52601316).

Almost surely, 2^105202631 is an apocalyptic number.

105202631 is a deficient number, since it is larger than the sum of its proper divisors (1).

105202631 is an equidigital number, since it uses as much as digits as its factorization.

105202631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 105202631 is about 10256.8333807272. The cubic root of 105202631 is about 472.0726795459.

The spelling of 105202631 in words is "one hundred five million, two hundred two thousand, six hundred thirty-one".