105690737 has 2 divisors, whose sum is σ = 105690738. Its totient is φ = 105690736.

The previous prime is 105690721. The next prime is 105690763. The reversal of 105690737 is 737096501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67634176 + 38056561 = 8224^2 + 6169^2 .

It is a cyclic number.

It is not a de Polignac number, because 105690737 - 2⁴ = 105690721 is a prime.

It is a super-2 number, since 2×105690737² = 22341063775206338, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105690737.

It is not a weakly prime, because it can be changed into another prime (105690707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52845368 + 52845369.

It is an arithmetic number, because the mean of its divisors is an integer number (52845369).

Almost surely, 2^105690737 is an apocalyptic number.

It is an amenable number.

105690737 is a deficient number, since it is larger than the sum of its proper divisors (1).

105690737 is an equidigital number, since it uses as much as digits as its factorization.

105690737 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 39690, while the sum is 38.

The square root of 105690737 is about 10280.6000311266. The cubic root of 105690737 is about 472.8016412349.

The spelling of 105690737 in words is "one hundred five million, six hundred ninety thousand, seven hundred thirty-seven".