120607317997 has 2 divisors, whose sum is σ = 120607317998. Its totient is φ = 120607317996.

The previous prime is 120607317973. The next prime is 120607318009. The reversal of 120607317997 is 799713706021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99137449321 + 21469868676 = 314861^2 + 146526^2 .

It is a cyclic number.

It is not a de Polignac number, because 120607317997 - 2⁷ = 120607317869 is a prime.

It is a super-2 number, since 2×120607317997² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120607377997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60303658998 + 60303658999.

It is an arithmetic number, because the mean of its divisors is an integer number (60303658999).

Almost surely, 2^120607317997 is an apocalyptic number.

It is an amenable number.

120607317997 is a deficient number, since it is larger than the sum of its proper divisors (1).

120607317997 is an equidigital number, since it uses as much as digits as its factorization.

120607317997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1000188, while the sum is 52.

The spelling of 120607317997 in words is "one hundred twenty billion, six hundred seven million, three hundred seventeen thousand, nine hundred ninety-seven".