980651143 has 2 divisors, whose sum is σ = 980651144. Its totient is φ = 980651142.

The previous prime is 980651129. The next prime is 980651149. The reversal of 980651143 is 341156089.

It is a strong prime.

It is an emirp because it is prime and its reverse (341156089) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 980651143 - 2¹⁷ = 980520071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (980651149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 490325571 + 490325572.

It is an arithmetic number, because the mean of its divisors is an integer number (490325572).

Almost surely, 2^980651143 is an apocalyptic number.

980651143 is a deficient number, since it is larger than the sum of its proper divisors (1).

980651143 is an equidigital number, since it uses as much as digits as its factorization.

980651143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 980651143 is about 31315.3499581276. The cubic root of 980651143 is about 993.5083304162.

The spelling of 980651143 in words is "nine hundred eighty million, six hundred fifty-one thousand, one hundred forty-three".