797161627 has 2 divisors, whose sum is σ = 797161628. Its totient is φ = 797161626.

The previous prime is 797161613. The next prime is 797161639. The reversal of 797161627 is 726161797.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 797161627 - 2¹⁵ = 797128859 is a prime.

It is a super-2 number, since 2×797161627² = 1270933319122574258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (797161667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 398580813 + 398580814.

It is an arithmetic number, because the mean of its divisors is an integer number (398580814).

Almost surely, 2^797161627 is an apocalyptic number.

797161627 is a deficient number, since it is larger than the sum of its proper divisors (1).

797161627 is an equidigital number, since it uses as much as digits as its factorization.

797161627 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 222264, while the sum is 46.

The square root of 797161627 is about 28234.0508429095. The cubic root of 797161627 is about 927.2185857082.

The spelling of 797161627 in words is "seven hundred ninety-seven million, one hundred sixty-one thousand, six hundred twenty-seven".