97134977 has 2 divisors, whose sum is σ = 97134978. Its totient is φ = 97134976.

The previous prime is 97134967. The next prime is 97135019. The reversal of 97134977 is 77943179.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88661056 + 8473921 = 9416^2 + 2911^2 .

It is an emirp because it is prime and its reverse (77943179) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97134977 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (97134907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48567488 + 48567489.

It is an arithmetic number, because the mean of its divisors is an integer number (48567489).

Almost surely, 2^97134977 is an apocalyptic number.

It is an amenable number.

97134977 is a deficient number, since it is larger than the sum of its proper divisors (1).

97134977 is an equidigital number, since it uses as much as digits as its factorization.

97134977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 333396, while the sum is 47.

The square root of 97134977 is about 9855.7078386080. The cubic root of 97134977 is about 459.6831103553.

The spelling of 97134977 in words is "ninety-seven million, one hundred thirty-four thousand, nine hundred seventy-seven".