120162056617 has 2 divisors, whose sum is σ = 120162056618. Its totient is φ = 120162056616.

The previous prime is 120162056603. The next prime is 120162056647. The reversal of 120162056617 is 716650261021.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115203221056 + 4958835561 = 339416^2 + 70419^2 .

It is a cyclic number.

It is not a de Polignac number, because 120162056617 - 2³¹ = 118014572969 is a prime.

It is a super-2 number, since 2×120162056617² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (120162056647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60081028308 + 60081028309.

It is an arithmetic number, because the mean of its divisors is an integer number (60081028309).

Almost surely, 2^120162056617 is an apocalyptic number.

It is an amenable number.

120162056617 is a deficient number, since it is larger than the sum of its proper divisors (1).

120162056617 is an equidigital number, since it uses as much as digits as its factorization.

120162056617 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 37.

The spelling of 120162056617 in words is "one hundred twenty billion, one hundred sixty-two million, fifty-six thousand, six hundred seventeen".