53122345 has 16 divisors (see below), whose sum is σ = 66173760. Its totient is φ = 40890304.

The previous prime is 53122339. The next prime is 53122373. The reversal of 53122345 is 54322135.

It is a cyclic number.

It is not a de Polignac number, because 53122345 - 2⁷ = 53122217 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63822 + ... + 64648.

It is an arithmetic number, because the mean of its divisors is an integer number (4135860).

Almost surely, 2^53122345 is an apocalyptic number.

It is an amenable number.

53122345 is a deficient number, since it is larger than the sum of its proper divisors (13051415).

53122345 is a wasteful number, since it uses less digits than its factorization.

53122345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1304.

The product of its digits is 3600, while the sum is 25.

The square root of 53122345 is about 7288.5077347836. The cubic root of 53122345 is about 375.9173865012.

The spelling of 53122345 in words is "fifty-three million, one hundred twenty-two thousand, three hundred forty-five".