53696189 has 2 divisors, whose sum is σ = 53696190. Its totient is φ = 53696188.

The previous prime is 53696177. The next prime is 53696219. The reversal of 53696189 is 98169635.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33292900 + 20403289 = 5770^2 + 4517^2 .

It is a cyclic number.

It is not a de Polignac number, because 53696189 - 2⁸ = 53695933 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53696119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26848094 + 26848095.

It is an arithmetic number, because the mean of its divisors is an integer number (26848095).

Almost surely, 2^53696189 is an apocalyptic number.

It is an amenable number.

53696189 is a deficient number, since it is larger than the sum of its proper divisors (1).

53696189 is an equidigital number, since it uses as much as digits as its factorization.

53696189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 349920, while the sum is 47.

The square root of 53696189 is about 7327.7683505962. The cubic root of 53696189 is about 377.2661335260.

The spelling of 53696189 in words is "fifty-three million, six hundred ninety-six thousand, one hundred eighty-nine".