1162161607021 has 16 divisors (see below), whose sum is σ = 1178152012800. Its totient is φ = 1146306412800.

The previous prime is 1162161607001. The next prime is 1162161607093. The reversal of 1162161607021 is 1207061612611.

It is a cyclic number.

It is not a de Polignac number, because 1162161607021 - 2⁹ = 1162161606509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1162161607001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13280416 + ... + 13367638.

It is an arithmetic number, because the mean of its divisors is an integer number (73634500800).

Almost surely, 2^{1162161607021} is an apocalyptic number.

It is an amenable number.

1162161607021 is a deficient number, since it is larger than the sum of its proper divisors (15990405779).

1162161607021 is a wasteful number, since it uses less digits than its factorization.

1162161607021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87996.

The product of its (nonzero) digits is 6048, while the sum is 34.

The spelling of 1162161607021 in words is "one trillion, one hundred sixty-two billion, one hundred sixty-one million, six hundred seven thousand, twenty-one".