57143653 has 12 divisors (see below), whose sum is σ = 66800352. Its totient is φ = 48739320.

The previous prime is 57143609. The next prime is 57143657. The reversal of 57143653 is 35634175.

It is not a de Polignac number, because 57143653 - 2¹³ = 57135461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57143657) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7576 + ... + 13102.

It is an arithmetic number, because the mean of its divisors is an integer number (5566696).

Almost surely, 2^57143653 is an apocalyptic number.

It is an amenable number.

57143653 is a deficient number, since it is larger than the sum of its proper divisors (9656699).

57143653 is a wasteful number, since it uses less digits than its factorization.

57143653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5752 (or 5745 counting only the distinct ones).

The product of its digits is 37800, while the sum is 34.

The square root of 57143653 is about 7559.3421010032. The cubic root of 57143653 is about 385.1731452606.

The spelling of 57143653 in words is "fifty-seven million, one hundred forty-three thousand, six hundred fifty-three".