55333379 has 2 divisors, whose sum is σ = 55333380. Its totient is φ = 55333378.

The previous prime is 55333367. The next prime is 55333433. The reversal of 55333379 is 97333355.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55333379 - 2⁸ = 55333123 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (55333979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27666689 + 27666690.

It is an arithmetic number, because the mean of its divisors is an integer number (27666690).

Almost surely, 2^55333379 is an apocalyptic number.

55333379 is a deficient number, since it is larger than the sum of its proper divisors (1).

55333379 is an equidigital number, since it uses as much as digits as its factorization.

55333379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 127575, while the sum is 38.

The square root of 55333379 is about 7438.6409376982. The cubic root of 55333379 is about 381.0620772685.

The spelling of 55333379 in words is "fifty-five million, three hundred thirty-three thousand, three hundred seventy-nine".