980313637 has 2 divisors, whose sum is σ = 980313638. Its totient is φ = 980313636.

The previous prime is 980313623. The next prime is 980313647. The reversal of 980313637 is 736313089.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 503284356 + 477029281 = 22434^2 + 21841^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-980313637 is a prime.

It is a super-2 number, since 2×980313637² = 1922029653776335538, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 980313637.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (980313647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 490156818 + 490156819.

It is an arithmetic number, because the mean of its divisors is an integer number (490156819).

Almost surely, 2^980313637 is an apocalyptic number.

It is an amenable number.

980313637 is a deficient number, since it is larger than the sum of its proper divisors (1).

980313637 is an equidigital number, since it uses as much as digits as its factorization.

980313637 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 40.

The square root of 980313637 is about 31309.9606674937. The cubic root of 980313637 is about 993.3943403392.

The spelling of 980313637 in words is "nine hundred eighty million, three hundred thirteen thousand, six hundred thirty-seven".