53316953 has 4 divisors (see below), whose sum is σ = 54067968. Its totient is φ = 52565940.

The previous prime is 53316929. The next prime is 53316961. The reversal of 53316953 is 35961335.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53316953 - 2¹⁰ = 53315929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53316973) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 375401 + ... + 375542.

It is an arithmetic number, because the mean of its divisors is an integer number (13516992).

Almost surely, 2^53316953 is an apocalyptic number.

It is an amenable number.

53316953 is a deficient number, since it is larger than the sum of its proper divisors (751015).

53316953 is an equidigital number, since it uses as much as digits as its factorization.

53316953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 751014.

The product of its digits is 36450, while the sum is 35.

The square root of 53316953 is about 7301.8458625200. The cubic root of 53316953 is about 376.3758713969.

The spelling of 53316953 in words is "fifty-three million, three hundred sixteen thousand, nine hundred fifty-three".