99537479 has 2 divisors, whose sum is σ = 99537480. Its totient is φ = 99537478.

The previous prime is 99537467. The next prime is 99537509. The reversal of 99537479 is 97473599.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (97473599) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99537479 - 2⁸ = 99537223 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99537479.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99537439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49768739 + 49768740.

It is an arithmetic number, because the mean of its divisors is an integer number (49768740).

Almost surely, 2^99537479 is an apocalyptic number.

99537479 is a deficient number, since it is larger than the sum of its proper divisors (1).

99537479 is an equidigital number, since it uses as much as digits as its factorization.

99537479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2143260, while the sum is 53.

The square root of 99537479 is about 9976.8471472705. The cubic root of 99537479 is about 463.4421664646.

The spelling of 99537479 in words is "ninety-nine million, five hundred thirty-seven thousand, four hundred seventy-nine".