161300796653 has 2 divisors, whose sum is σ = 161300796654. Its totient is φ = 161300796652.

The previous prime is 161300796637. The next prime is 161300796739. The reversal of 161300796653 is 356697003161.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 152784829129 + 8515967524 = 390877^2 + 92282^2 .

It is a cyclic number.

It is not a de Polignac number, because 161300796653 - 2⁴ = 161300796637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 161300796598 and 161300796607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (161300796623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80650398326 + 80650398327.

It is an arithmetic number, because the mean of its divisors is an integer number (80650398327).

Almost surely, 2^161300796653 is an apocalyptic number.

It is an amenable number.

161300796653 is a deficient number, since it is larger than the sum of its proper divisors (1).

161300796653 is an equidigital number, since it uses as much as digits as its factorization.

161300796653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 612360, while the sum is 47.

The spelling of 161300796653 in words is "one hundred sixty-one billion, three hundred million, seven hundred ninety-six thousand, six hundred fifty-three".