98691323 has 2 divisors, whose sum is σ = 98691324. Its totient is φ = 98691322.

The previous prime is 98691317. The next prime is 98691347. The reversal of 98691323 is 32319689.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 98691323 - 2²² = 94497019 is a prime.

It is not a weakly prime, because it can be changed into another prime (98690323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49345661 + 49345662.

It is an arithmetic number, because the mean of its divisors is an integer number (49345662).

Almost surely, 2^98691323 is an apocalyptic number.

98691323 is a deficient number, since it is larger than the sum of its proper divisors (1).

98691323 is an equidigital number, since it uses as much as digits as its factorization.

98691323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69984, while the sum is 41.

The square root of 98691323 is about 9934.3506581960. The cubic root of 98691323 is about 462.1252057845.

The spelling of 98691323 in words is "ninety-eight million, six hundred ninety-one thousand, three hundred twenty-three".