99358397 has 2 divisors, whose sum is σ = 99358398. Its totient is φ = 99358396.

The previous prime is 99358373. The next prime is 99358403. The reversal of 99358397 is 79385399.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98684356 + 674041 = 9934^2 + 821^2 .

It is an emirp because it is prime and its reverse (79385399) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99358397 - 2⁶ = 99358333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99358097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49679198 + 49679199.

It is an arithmetic number, because the mean of its divisors is an integer number (49679199).

Almost surely, 2^99358397 is an apocalyptic number.

It is an amenable number.

99358397 is a deficient number, since it is larger than the sum of its proper divisors (1).

99358397 is an equidigital number, since it uses as much as digits as its factorization.

99358397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1837080, while the sum is 53.

The square root of 99358397 is about 9967.8682274597. The cubic root of 99358397 is about 463.1640669539.

The spelling of 99358397 in words is "ninety-nine million, three hundred fifty-eight thousand, three hundred ninety-seven".