57123323 has 2 divisors, whose sum is σ = 57123324. Its totient is φ = 57123322.

The previous prime is 57123317. The next prime is 57123361. The reversal of 57123323 is 32332175.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57123323 - 2⁸ = 57123067 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 57123292 and 57123301.

It is not a weakly prime, because it can be changed into another prime (57123223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28561661 + 28561662.

It is an arithmetic number, because the mean of its divisors is an integer number (28561662).

Almost surely, 2^57123323 is an apocalyptic number.

57123323 is a deficient number, since it is larger than the sum of its proper divisors (1).

57123323 is an equidigital number, since it uses as much as digits as its factorization.

57123323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3780, while the sum is 26.

The square root of 57123323 is about 7557.9972876417. The cubic root of 57123323 is about 385.1274621535.

Adding to 57123323 its reverse (32332175), we get a palindrome (89455498).

The spelling of 57123323 in words is "fifty-seven million, one hundred twenty-three thousand, three hundred twenty-three".