980546897 has 4 divisors (see below), whose sum is σ = 1069687536. Its totient is φ = 891406260.

The previous prime is 980546843. The next prime is 980546911. The reversal of 980546897 is 798645089.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 980546897 - 2²² = 976352593 is a prime.

It is a super-2 number, since 2×980546897² = 1922944434432657218, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (980546837) 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 3 ways as a sum of consecutive naturals, for example, 44570303 + ... + 44570324.

It is an arithmetic number, because the mean of its divisors is an integer number (267421884).

Almost surely, 2^980546897 is an apocalyptic number.

It is an amenable number.

980546897 is a deficient number, since it is larger than the sum of its proper divisors (89140639).

980546897 is a wasteful number, since it uses less digits than its factorization.

980546897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89140638.

The product of its (nonzero) digits is 4354560, while the sum is 56.

The square root of 980546897 is about 31313.6854585978. The cubic root of 980546897 is about 993.4731249168.

The spelling of 980546897 in words is "nine hundred eighty million, five hundred forty-six thousand, eight hundred ninety-seven".