76770097 has 2 divisors, whose sum is σ = 76770098. Its totient is φ = 76770096.

The previous prime is 76770073. The next prime is 76770119. The reversal of 76770097 is 79007767.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76580001 + 190096 = 8751^2 + 436^2 .

It is a cyclic number.

It is not a de Polignac number, because 76770097 - 2¹¹ = 76768049 is a prime.

It is not a weakly prime, because it can be changed into another prime (76770037) 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, 38385048 + 38385049.

It is an arithmetic number, because the mean of its divisors is an integer number (38385049).

Almost surely, 2^76770097 is an apocalyptic number.

It is an amenable number.

76770097 is a deficient number, since it is larger than the sum of its proper divisors (1).

76770097 is an equidigital number, since it uses as much as digits as its factorization.

76770097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129654, while the sum is 43.

The square root of 76770097 is about 8761.8546552656. The cubic root of 76770097 is about 425.0082526656.

Subtracting 76770097 from its reverse (79007767), we obtain a triangular number (2237670 = T₂₁₁₅).

The spelling of 76770097 in words is "seventy-six million, seven hundred seventy thousand, ninety-seven".