120257723 has 2 divisors, whose sum is σ = 120257724. Its totient is φ = 120257722.

The previous prime is 120257719. The next prime is 120257789. The reversal of 120257723 is 327752021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120257723 - 2² = 120257719 is a prime.

It is a super-2 number, since 2×120257723² = 28923839882289458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (120257323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60128861 + 60128862.

It is an arithmetic number, because the mean of its divisors is an integer number (60128862).

Almost surely, 2^120257723 is an apocalyptic number.

120257723 is a deficient number, since it is larger than the sum of its proper divisors (1).

120257723 is an equidigital number, since it uses as much as digits as its factorization.

120257723 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 120257723 is about 10966.2082325661. The cubic root of 120257723 is about 493.5952732509.

The spelling of 120257723 in words is "one hundred twenty million, two hundred fifty-seven thousand, seven hundred twenty-three".