120402097 has 2 divisors, whose sum is σ = 120402098. Its totient is φ = 120402096.

The previous prime is 120402077. The next prime is 120402101. The reversal of 120402097 is 790204021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93528241 + 26873856 = 9671^2 + 5184^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120402097 is a prime.

It is not a weakly prime, because it can be changed into another prime (120402077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60201048 + 60201049.

It is an arithmetic number, because the mean of its divisors is an integer number (60201049).

Almost surely, 2^120402097 is an apocalyptic number.

It is an amenable number.

120402097 is a deficient number, since it is larger than the sum of its proper divisors (1).

120402097 is an equidigital number, since it uses as much as digits as its factorization.

120402097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 120402097 is about 10972.7889344505. The cubic root of 120402097 is about 493.7927209310.

The spelling of 120402097 in words is "one hundred twenty million, four hundred two thousand, ninety-seven".