120272923 has 2 divisors, whose sum is σ = 120272924. Its totient is φ = 120272922.

The previous prime is 120272881. The next prime is 120272939. The reversal of 120272923 is 329272021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120272923 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120272891 and 120272900.

It is not a weakly prime, because it can be changed into another prime (120272993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60136461 + 60136462.

It is an arithmetic number, because the mean of its divisors is an integer number (60136462).

Almost surely, 2^120272923 is an apocalyptic number.

120272923 is a deficient number, since it is larger than the sum of its proper divisors (1).

120272923 is an equidigital number, since it uses as much as digits as its factorization.

120272923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 120272923 is about 10966.9012487576. The cubic root of 120272923 is about 493.6160684006.

The spelling of 120272923 in words is "one hundred twenty million, two hundred seventy-two thousand, nine hundred twenty-three".