53350399 has 2 divisors, whose sum is σ = 53350400. Its totient is φ = 53350398.

The previous prime is 53350397. The next prime is 53350439. The reversal of 53350399 is 99305335.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53350399 - 2¹ = 53350397 is a prime.

Together with 53350397, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53350391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26675199 + 26675200.

It is an arithmetic number, because the mean of its divisors is an integer number (26675200).

Almost surely, 2^53350399 is an apocalyptic number.

53350399 is a deficient number, since it is larger than the sum of its proper divisors (1).

53350399 is an equidigital number, since it uses as much as digits as its factorization.

53350399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54675, while the sum is 37.

The square root of 53350399 is about 7304.1357462742. The cubic root of 53350399 is about 376.4545557889.

The spelling of 53350399 in words is "fifty-three million, three hundred fifty thousand, three hundred ninety-nine".