53420963 has 2 divisors, whose sum is σ = 53420964. Its totient is φ = 53420962.

The previous prime is 53420959. The next prime is 53421013. The reversal of 53420963 is 36902435.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53420963 - 2² = 53420959 is a prime.

It is equal to p_3193736 and since 53420963 and 3193736 have the same sum of digits, it is a Honaker prime.

It is a weakly prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26710481 + 26710482.

It is an arithmetic number, because the mean of its divisors is an integer number (26710482).

Almost surely, 2^53420963 is an apocalyptic number.

53420963 is a deficient number, since it is larger than the sum of its proper divisors (1).

53420963 is an equidigital number, since it uses as much as digits as its factorization.

53420963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 53420963 is about 7308.9645641500. The cubic root of 53420963 is about 376.6204554302.

The spelling of 53420963 in words is "fifty-three million, four hundred twenty thousand, nine hundred sixty-three".