2098537447 has 2 divisors, whose sum is σ = 2098537448. Its totient is φ = 2098537446.

The previous prime is 2098537423. The next prime is 2098537559. The reversal of 2098537447 is 7447358902.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2098537447 - 2¹¹ = 2098535399 is a prime.

It is a super-2 number, since 2×2098537447² = 8807718832922555618, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2098537447.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2098535447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1049268723 + 1049268724.

It is an arithmetic number, because the mean of its divisors is an integer number (1049268724).

Almost surely, 2^2098537447 is an apocalyptic number.

2098537447 is a deficient number, since it is larger than the sum of its proper divisors (1).

2098537447 is an equidigital number, since it uses as much as digits as its factorization.

2098537447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1693440, while the sum is 49.

The square root of 2098537447 is about 45809.7964086286. The cubic root of 2098537447 is about 1280.2818078657.

The spelling of 2098537447 in words is "two billion, ninety-eight million, five hundred thirty-seven thousand, four hundred forty-seven".