53321479 has 2 divisors, whose sum is σ = 53321480. Its totient is φ = 53321478.

The previous prime is 53321447. The next prime is 53321483. The reversal of 53321479 is 97412335.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53321479 - 2⁵ = 53321447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53327479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26660739 + 26660740.

It is an arithmetic number, because the mean of its divisors is an integer number (26660740).

Almost surely, 2^53321479 is an apocalyptic number.

53321479 is a deficient number, since it is larger than the sum of its proper divisors (1).

53321479 is an equidigital number, since it uses as much as digits as its factorization.

53321479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22680, while the sum is 34.

The square root of 53321479 is about 7302.1557775769. The cubic root of 53321479 is about 376.3865210990.

The spelling of 53321479 in words is "fifty-three million, three hundred twenty-one thousand, four hundred seventy-nine".