53864117 has 2 divisors, whose sum is σ = 53864118. Its totient is φ = 53864116.

The previous prime is 53864113. The next prime is 53864123. The reversal of 53864117 is 71146835.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40018276 + 13845841 = 6326^2 + 3721^2 .

It is a cyclic number.

It is not a de Polignac number, because 53864117 - 2² = 53864113 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53864113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26932058 + 26932059.

It is an arithmetic number, because the mean of its divisors is an integer number (26932059).

Almost surely, 2^53864117 is an apocalyptic number.

It is an amenable number.

53864117 is a deficient number, since it is larger than the sum of its proper divisors (1).

53864117 is an equidigital number, since it uses as much as digits as its factorization.

53864117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20160, while the sum is 35.

The square root of 53864117 is about 7339.2177376066. The cubic root of 53864117 is about 377.6590082009.

The spelling of 53864117 in words is "fifty-three million, eight hundred sixty-four thousand, one hundred seventeen".