107097521 has 2 divisors, whose sum is σ = 107097522. Its totient is φ = 107097520.

The previous prime is 107097491. The next prime is 107097533. The reversal of 107097521 is 125790701.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56175025 + 50922496 = 7495^2 + 7136^2 .

It is a cyclic number.

It is not a de Polignac number, because 107097521 - 2⁶ = 107097457 is a prime.

It is a super-2 number, since 2×107097521² = 22939758008690882, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (107097541) 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, 53548760 + 53548761.

It is an arithmetic number, because the mean of its divisors is an integer number (53548761).

Almost surely, 2^107097521 is an apocalyptic number.

It is an amenable number.

107097521 is a deficient number, since it is larger than the sum of its proper divisors (1).

107097521 is an equidigital number, since it uses as much as digits as its factorization.

107097521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4410, while the sum is 32.

The square root of 107097521 is about 10348.7932146700. The cubic root of 107097521 is about 474.8901256483.

The spelling of 107097521 in words is "one hundred seven million, ninety-seven thousand, five hundred twenty-one".