53945699 has 2 divisors, whose sum is σ = 53945700. Its totient is φ = 53945698.

The previous prime is 53945657. The next prime is 53945711. The reversal of 53945699 is 99654935.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53945699 - 2²⁰ = 52897123 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53945609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26972849 + 26972850.

It is an arithmetic number, because the mean of its divisors is an integer number (26972850).

Almost surely, 2^53945699 is an apocalyptic number.

53945699 is a deficient number, since it is larger than the sum of its proper divisors (1).

53945699 is an equidigital number, since it uses as much as digits as its factorization.

53945699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1312200, while the sum is 50.

The square root of 53945699 is about 7344.7735839847. The cubic root of 53945699 is about 377.8495780835.

The spelling of 53945699 in words is "fifty-three million, nine hundred forty-five thousand, six hundred ninety-nine".