53109299 has 2 divisors, whose sum is σ = 53109300. Its totient is φ = 53109298.

The previous prime is 53109253. The next prime is 53109361. The reversal of 53109299 is 99290135.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53109299 - 2¹² = 53105203 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53109239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26554649 + 26554650.

It is an arithmetic number, because the mean of its divisors is an integer number (26554650).

Almost surely, 2^53109299 is an apocalyptic number.

53109299 is a deficient number, since it is larger than the sum of its proper divisors (1).

53109299 is an equidigital number, since it uses as much as digits as its factorization.

53109299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21870, while the sum is 38.

The square root of 53109299 is about 7287.6127092485. The cubic root of 53109299 is about 375.8866108785.

The spelling of 53109299 in words is "fifty-three million, one hundred nine thousand, two hundred ninety-nine".