99451307 has 2 divisors, whose sum is σ = 99451308. Its totient is φ = 99451306.

The previous prime is 99451277. The next prime is 99451349. The reversal of 99451307 is 70315499.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (70315499) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99451307 - 2⁶ = 99451243 is a prime.

It is not a weakly prime, because it can be changed into another prime (99451357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49725653 + 49725654.

It is an arithmetic number, because the mean of its divisors is an integer number (49725654).

Almost surely, 2^99451307 is an apocalyptic number.

99451307 is a deficient number, since it is larger than the sum of its proper divisors (1).

99451307 is an equidigital number, since it uses as much as digits as its factorization.

99451307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34020, while the sum is 38.

The square root of 99451307 is about 9972.5276133987. The cubic root of 99451307 is about 463.3083901599.

The spelling of 99451307 in words is "ninety-nine million, four hundred fifty-one thousand, three hundred seven".