53927399 has 2 divisors, whose sum is σ = 53927400. Its totient is φ = 53927398.

The previous prime is 53927353. The next prime is 53927437. The reversal of 53927399 is 99372935.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53927399 - 2⁸ = 53927143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53927309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26963699 + 26963700.

It is an arithmetic number, because the mean of its divisors is an integer number (26963700).

Almost surely, 2^53927399 is an apocalyptic number.

53927399 is a deficient number, since it is larger than the sum of its proper divisors (1).

53927399 is an equidigital number, since it uses as much as digits as its factorization.

53927399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 459270, while the sum is 47.

The square root of 53927399 is about 7343.5276945076. The cubic root of 53927399 is about 377.8068472793.

The spelling of 53927399 in words is "fifty-three million, nine hundred twenty-seven thousand, three hundred ninety-nine".