120135497 has 2 divisors, whose sum is σ = 120135498. Its totient is φ = 120135496.

The previous prime is 120135469. The next prime is 120135511. The reversal of 120135497 is 794531021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104366656 + 15768841 = 10216^2 + 3971^2 .

It is a cyclic number.

It is not a de Polignac number, because 120135497 - 2⁸ = 120135241 is a prime.

It is not a weakly prime, because it can be changed into another prime (120135097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60067748 + 60067749.

It is an arithmetic number, because the mean of its divisors is an integer number (60067749).

Almost surely, 2^120135497 is an apocalyptic number.

It is an amenable number.

120135497 is a deficient number, since it is larger than the sum of its proper divisors (1).

120135497 is an equidigital number, since it uses as much as digits as its factorization.

120135497 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 32.

The square root of 120135497 is about 10960.6339688907. The cubic root of 120135497 is about 493.4279918902.

The spelling of 120135497 in words is "one hundred twenty million, one hundred thirty-five thousand, four hundred ninety-seven".