97036777 has 2 divisors, whose sum is σ = 97036778. Its totient is φ = 97036776.

The previous prime is 97036759. The next prime is 97036817. The reversal of 97036777 is 77763079.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50851161 + 46185616 = 7131^2 + 6796^2 .

It is a cyclic number.

It is not a de Polignac number, because 97036777 - 2⁷ = 97036649 is a prime.

It is a super-2 number, since 2×97036777² = 18832272181095458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (97036757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48518388 + 48518389.

It is an arithmetic number, because the mean of its divisors is an integer number (48518389).

Almost surely, 2^97036777 is an apocalyptic number.

It is an amenable number.

97036777 is a deficient number, since it is larger than the sum of its proper divisors (1).

97036777 is an equidigital number, since it uses as much as digits as its factorization.

97036777 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 388962, while the sum is 46.

The square root of 97036777 is about 9850.7246941532. The cubic root of 97036777 is about 459.5281503765.

The spelling of 97036777 in words is "ninety-seven million, thirty-six thousand, seven hundred seventy-seven".