53703723 has 4 divisors (see below), whose sum is σ = 71604968. Its totient is φ = 35802480.

The previous prime is 53703721. The next prime is 53703743. The reversal of 53703723 is 32730735.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 53703723 - 2¹ = 53703721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53703721) 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, 8950618 + ... + 8950623.

It is an arithmetic number, because the mean of its divisors is an integer number (17901242).

Almost surely, 2^53703723 is an apocalyptic number.

53703723 is a deficient number, since it is larger than the sum of its proper divisors (17901245).

53703723 is a wasteful number, since it uses less digits than its factorization.

53703723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17901244.

The product of its (nonzero) digits is 13230, while the sum is 30.

The square root of 53703723 is about 7328.2824044929. The cubic root of 53703723 is about 377.2837771750.

The spelling of 53703723 in words is "fifty-three million, seven hundred three thousand, seven hundred twenty-three".