53123577 has 16 divisors (see below), whose sum is σ = 78142848. Its totient is φ = 31893120.

The previous prime is 53123561. The next prime is 53123593. The reversal of 53123577 is 77532135.

It is an interprime number because it is at equal distance from previous prime (53123561) and next prime (53123593).

It is not a de Polignac number, because 53123577 - 2⁴ = 53123561 is a prime.

It is a super-2 number, since 2×53123577² = 5644228866549858, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53123597) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15013 + ... + 18210.

It is an arithmetic number, because the mean of its divisors is an integer number (4883928).

Almost surely, 2^53123577 is an apocalyptic number.

It is an amenable number.

53123577 is a deficient number, since it is larger than the sum of its proper divisors (25019271).

53123577 is a wasteful number, since it uses less digits than its factorization.

53123577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33280.

The product of its digits is 22050, while the sum is 33.

The square root of 53123577 is about 7288.5922509083. The cubic root of 53123577 is about 375.9202925391.

The spelling of 53123577 in words is "fifty-three million, one hundred twenty-three thousand, five hundred seventy-seven".