980957671 has 2 divisors, whose sum is σ = 980957672. Its totient is φ = 980957670.

The previous prime is 980957657. The next prime is 980957717. The reversal of 980957671 is 176759089.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 980957671 - 2⁵ = 980957639 is a prime.

It is equal to p_49927777 and since 980957671 and 49927777 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (980952671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 490478835 + 490478836.

It is an arithmetic number, because the mean of its divisors is an integer number (490478836).

Almost surely, 2^980957671 is an apocalyptic number.

980957671 is a deficient number, since it is larger than the sum of its proper divisors (1).

980957671 is an equidigital number, since it uses as much as digits as its factorization.

980957671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 952560, while the sum is 52.

The square root of 980957671 is about 31320.2437889618. The cubic root of 980957671 is about 993.6118352486.

The spelling of 980957671 in words is "nine hundred eighty million, nine hundred fifty-seven thousand, six hundred seventy-one".