980453651 has 4 divisors (see below), whose sum is σ = 985870704. Its totient is φ = 975036600.

The previous prime is 980453627. The next prime is 980453659. The reversal of 980453651 is 156354089.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-980453651 is a prime.

It is a super-2 number, since 2×980453651² = 1922578723518459602, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 980453599 and 980453608.

It is not an unprimeable number, because it can be changed into a prime (980453659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2708255 + ... + 2708616.

It is an arithmetic number, because the mean of its divisors is an integer number (246467676).

Almost surely, 2^980453651 is an apocalyptic number.

980453651 is a deficient number, since it is larger than the sum of its proper divisors (5417053).

980453651 is a wasteful number, since it uses less digits than its factorization.

980453651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5417052.

The product of its (nonzero) digits is 129600, while the sum is 41.

The square root of 980453651 is about 31312.1965214834. The cubic root of 980453651 is about 993.4416321747.

The spelling of 980453651 in words is "nine hundred eighty million, four hundred fifty-three thousand, six hundred fifty-one".