53359961 has 4 divisors (see below), whose sum is σ = 56168400. Its totient is φ = 50551524.

The previous prime is 53359951. The next prime is 53359963. The reversal of 53359961 is 16995335.

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 53359961 - 2²² = 49165657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53359963) 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, 1404191 + ... + 1404228.

It is an arithmetic number, because the mean of its divisors is an integer number (14042100).

Almost surely, 2^53359961 is an apocalyptic number.

It is an amenable number.

53359961 is a deficient number, since it is larger than the sum of its proper divisors (2808439).

53359961 is a wasteful number, since it uses less digits than its factorization.

53359961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2808438.

The product of its digits is 109350, while the sum is 41.

The square root of 53359961 is about 7304.7902776192. The cubic root of 53359961 is about 376.4770451142.

The spelling of 53359961 in words is "fifty-three million, three hundred fifty-nine thousand, nine hundred sixty-one".