57102343 has 2 divisors, whose sum is σ = 57102344. Its totient is φ = 57102342.

The previous prime is 57102329. The next prime is 57102361. The reversal of 57102343 is 34320175.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57102343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57102373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28551171 + 28551172.

It is an arithmetic number, because the mean of its divisors is an integer number (28551172).

Almost surely, 2^57102343 is an apocalyptic number.

57102343 is a deficient number, since it is larger than the sum of its proper divisors (1).

57102343 is an equidigital number, since it uses as much as digits as its factorization.

57102343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 57102343 is about 7556.6092263660. The cubic root of 57102343 is about 385.0803070796.

It can be divided in two parts, 57 and 102343, that added together give a square (102400 = 320²).

The spelling of 57102343 in words is "fifty-seven million, one hundred two thousand, three hundred forty-three".