97617049 has 2 divisors, whose sum is σ = 97617050. Its totient is φ = 97617048.

The previous prime is 97617007. The next prime is 97617053. The reversal of 97617049 is 94071679.

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., 81577024 + 16040025 = 9032^2 + 4005^2 .

It is a cyclic number.

It is not a de Polignac number, because 97617049 - 2⁹ = 97616537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 97616996 and 97617014.

It is not a weakly prime, because it can be changed into another prime (97617749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48808524 + 48808525.

It is an arithmetic number, because the mean of its divisors is an integer number (48808525).

Almost surely, 2^97617049 is an apocalyptic number.

It is an amenable number.

97617049 is a deficient number, since it is larger than the sum of its proper divisors (1).

97617049 is an equidigital number, since it uses as much as digits as its factorization.

97617049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 95256, while the sum is 43.

The square root of 97617049 is about 9880.1340577950. The cubic root of 97617049 is about 460.4423108566.

The spelling of 97617049 in words is "ninety-seven million, six hundred seventeen thousand, forty-nine".