980914509 has 8 divisors (see below), whose sum is σ = 1453206720. Its totient is φ = 653942988.

The previous prime is 980914499. The next prime is 980914553. The reversal of 980914509 is 905419089.

It is not a de Polignac number, because 980914509 - 2²⁵ = 947360077 is a prime.

It is a super-2 number, since 2×980914509² = 1924386547933422162, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (980914559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18165057 + ... + 18165110.

It is an arithmetic number, because the mean of its divisors is an integer number (181650840).

Almost surely, 2^980914509 is an apocalyptic number.

It is an amenable number.

980914509 is a deficient number, since it is larger than the sum of its proper divisors (472292211).

980914509 is a wasteful number, since it uses less digits than its factorization.

980914509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36330176 (or 36330170 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 45.

The square root of 980914509 is about 31319.5547382143. The cubic root of 980914509 is about 993.5972621077.

The spelling of 980914509 in words is "nine hundred eighty million, nine hundred fourteen thousand, five hundred nine".