5197449599 has 2 divisors, whose sum is σ = 5197449600. Its totient is φ = 5197449598.

The previous prime is 5197449581. The next prime is 5197449619. The reversal of 5197449599 is 9959447915.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5197449599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5197449529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2598724799 + 2598724800.

It is an arithmetic number, because the mean of its divisors is an integer number (2598724800).

Almost surely, 2^5197449599 is an apocalyptic number.

5197449599 is a deficient number, since it is larger than the sum of its proper divisors (1).

5197449599 is an equidigital number, since it uses as much as digits as its factorization.

5197449599 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18370800, while the sum is 62.

The square root of 5197449599 is about 72093.3394912457. The cubic root of 5197449599 is about 1732.1949262761.

The spelling of 5197449599 in words is "five billion, one hundred ninety-seven million, four hundred forty-nine thousand, five hundred ninety-nine".