1008997359 has 4 divisors (see below), whose sum is σ = 1345329816. Its totient is φ = 672664904.

The previous prime is 1008997357. The next prime is 1008997399. The reversal of 1008997359 is 9537998001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1008997359 - 2¹ = 1008997357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1008997357) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168166224 + ... + 168166229.

It is an arithmetic number, because the mean of its divisors is an integer number (336332454).

Almost surely, 2^1008997359 is an apocalyptic number.

1008997359 is a deficient number, since it is larger than the sum of its proper divisors (336332457).

1008997359 is an equidigital number, since it uses as much as digits as its factorization.

1008997359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336332456.

The product of its (nonzero) digits is 612360, while the sum is 51.

The square root of 1008997359 is about 31764.7187772850. The cubic root of 1008997359 is about 1002.9901696404.

The spelling of 1008997359 in words is "one billion, eight million, nine hundred ninety-seven thousand, three hundred fifty-nine".