53229479 has 2 divisors, whose sum is σ = 53229480. Its totient is φ = 53229478.

The previous prime is 53229467. The next prime is 53229493. The reversal of 53229479 is 97492235.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53229479 - 2²⁰ = 52180903 is a prime.

It is a super-2 number, since 2×53229479² = 5666754869222882, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53229419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26614739 + 26614740.

It is an arithmetic number, because the mean of its divisors is an integer number (26614740).

Almost surely, 2^53229479 is an apocalyptic number.

53229479 is a deficient number, since it is larger than the sum of its proper divisors (1).

53229479 is an equidigital number, since it uses as much as digits as its factorization.

53229479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 41.

The square root of 53229479 is about 7295.8535484205. The cubic root of 53229479 is about 376.1699261172.

The spelling of 53229479 in words is "fifty-three million, two hundred twenty-nine thousand, four hundred seventy-nine".