53136379 has 2 divisors, whose sum is σ = 53136380. Its totient is φ = 53136378.

The previous prime is 53136337. The next prime is 53136389. The reversal of 53136379 is 97363135.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53136379 - 2²³ = 44747771 is a prime.

It is not a weakly prime, because it can be changed into another prime (53136319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26568189 + 26568190.

It is an arithmetic number, because the mean of its divisors is an integer number (26568190).

Almost surely, 2^53136379 is an apocalyptic number.

53136379 is a deficient number, since it is larger than the sum of its proper divisors (1).

53136379 is an equidigital number, since it uses as much as digits as its factorization.

53136379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51030, while the sum is 37.

The square root of 53136379 is about 7289.4704197219. The cubic root of 53136379 is about 375.9504871992.

The spelling of 53136379 in words is "fifty-three million, one hundred thirty-six thousand, three hundred seventy-nine".