120157663 has 2 divisors, whose sum is σ = 120157664. Its totient is φ = 120157662.

The previous prime is 120157633. The next prime is 120157679. The reversal of 120157663 is 366751021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120157663 - 2²¹ = 118060511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120157613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60078831 + 60078832.

It is an arithmetic number, because the mean of its divisors is an integer number (60078832).

Almost surely, 2^120157663 is an apocalyptic number.

120157663 is a deficient number, since it is larger than the sum of its proper divisors (1).

120157663 is an equidigital number, since it uses as much as digits as its factorization.

120157663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 120157663 is about 10961.6450863910. The cubic root of 120157663 is about 493.4583372156.

The spelling of 120157663 in words is "one hundred twenty million, one hundred fifty-seven thousand, six hundred sixty-three".