97789607 has 2 divisors, whose sum is σ = 97789608. Its totient is φ = 97789606.

The previous prime is 97789591. The next prime is 97789613. The reversal of 97789607 is 70698779.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (70698779) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97789607 - 2⁴ = 97789591 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97789207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48894803 + 48894804.

It is an arithmetic number, because the mean of its divisors is an integer number (48894804).

Almost surely, 2^97789607 is an apocalyptic number.

97789607 is a deficient number, since it is larger than the sum of its proper divisors (1).

97789607 is an equidigital number, since it uses as much as digits as its factorization.

97789607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1333584, while the sum is 53.

The square root of 97789607 is about 9888.8627758706. The cubic root of 97789607 is about 460.7134596452.

The spelling of 97789607 in words is "ninety-seven million, seven hundred eighty-nine thousand, six hundred seven".