53399901 has 4 divisors (see below), whose sum is σ = 71199872. Its totient is φ = 35599932.

The previous prime is 53399893. The next prime is 53399903. The reversal of 53399901 is 10999335.

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 not a de Polignac number, because 53399901 - 2³ = 53399893 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53399901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53399903) 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, 8899981 + ... + 8899986.

It is an arithmetic number, because the mean of its divisors is an integer number (17799968).

Almost surely, 2^53399901 is an apocalyptic number.

It is an amenable number.

53399901 is a deficient number, since it is larger than the sum of its proper divisors (17799971).

53399901 is a wasteful number, since it uses less digits than its factorization.

53399901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17799970.

The product of its (nonzero) digits is 32805, while the sum is 39.

The square root of 53399901 is about 7307.5235887406. The cubic root of 53399901 is about 376.5709528735.

The spelling of 53399901 in words is "fifty-three million, three hundred ninety-nine thousand, nine hundred one".