98813597 has 2 divisors, whose sum is σ = 98813598. Its totient is φ = 98813596.

The previous prime is 98813591. The next prime is 98813657. The reversal of 98813597 is 79531889.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74891716 + 23921881 = 8654^2 + 4891^2 .

It is a cyclic number.

It is not a de Polignac number, because 98813597 - 2⁴ = 98813581 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 (98813591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49406798 + 49406799.

It is an arithmetic number, because the mean of its divisors is an integer number (49406799).

Almost surely, 2^98813597 is an apocalyptic number.

It is an amenable number.

98813597 is a deficient number, since it is larger than the sum of its proper divisors (1).

98813597 is an equidigital number, since it uses as much as digits as its factorization.

98813597 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 50.

The square root of 98813597 is about 9940.5028544838. The cubic root of 98813597 is about 462.3159776298.

The spelling of 98813597 in words is "ninety-eight million, eight hundred thirteen thousand, five hundred ninety-seven".