97417139 has 2 divisors, whose sum is σ = 97417140. Its totient is φ = 97417138.

The previous prime is 97417109. The next prime is 97417153. The reversal of 97417139 is 93171479.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 97417139 - 2⁸ = 97416883 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 97417096 and 97417105.

It is not a weakly prime, because it can be changed into another prime (97417109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48708569 + 48708570.

It is an arithmetic number, because the mean of its divisors is an integer number (48708570).

Almost surely, 2^97417139 is an apocalyptic number.

97417139 is a deficient number, since it is larger than the sum of its proper divisors (1).

97417139 is an equidigital number, since it uses as much as digits as its factorization.

97417139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 47628, while the sum is 41.

The square root of 97417139 is about 9870.0121073887. The cubic root of 97417139 is about 460.1277827106.

The spelling of 97417139 in words is "ninety-seven million, four hundred seventeen thousand, one hundred thirty-nine".