99437519 has 2 divisors, whose sum is σ = 99437520. Its totient is φ = 99437518.

The previous prime is 99437509. The next prime is 99437563. The reversal of 99437519 is 91573499.

It is a weak prime.

It is an emirp because it is prime and its reverse (91573499) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99437519 - 2⁸ = 99437263 is a prime.

It is a super-2 number, since 2×99437519² = 19775640369750722, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99437509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49718759 + 49718760.

It is an arithmetic number, because the mean of its divisors is an integer number (49718760).

Almost surely, 2^99437519 is an apocalyptic number.

99437519 is a deficient number, since it is larger than the sum of its proper divisors (1).

99437519 is an equidigital number, since it uses as much as digits as its factorization.

99437519 is an evil number, because the sum of its binary digits is even.

The product of its digits is 306180, while the sum is 47.

The square root of 99437519 is about 9971.8362902727. The cubic root of 99437519 is about 463.2869780353.

The spelling of 99437519 in words is "ninety-nine million, four hundred thirty-seven thousand, five hundred nineteen".