97577377 has 2 divisors, whose sum is σ = 97577378. Its totient is φ = 97577376.

The previous prime is 97577357. The next prime is 97577383. The reversal of 97577377 is 77377579.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81649296 + 15928081 = 9036^2 + 3991^2 .

It is a cyclic number.

It is not a de Polignac number, because 97577377 - 2¹¹ = 97575329 is a prime.

It is not a weakly prime, because it can be changed into another prime (97577357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48788688 + 48788689.

It is an arithmetic number, because the mean of its divisors is an integer number (48788689).

Almost surely, 2^97577377 is an apocalyptic number.

It is an amenable number.

97577377 is a deficient number, since it is larger than the sum of its proper divisors (1).

97577377 is an equidigital number, since it uses as much as digits as its factorization.

97577377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2268945, while the sum is 52.

The square root of 97577377 is about 9878.1261887060. The cubic root of 97577377 is about 460.3799271417.

The spelling of 97577377 in words is "ninety-seven million, five hundred seventy-seven thousand, three hundred seventy-seven".