98980939 has 2 divisors, whose sum is σ = 98980940. Its totient is φ = 98980938.

The previous prime is 98980933. The next prime is 98980949. The reversal of 98980939 is 93908989.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 98980939 - 2⁵ = 98980907 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 98980939.

It is not a weakly prime, because it can be changed into another prime (98980933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49490469 + 49490470.

It is an arithmetic number, because the mean of its divisors is an integer number (49490470).

Almost surely, 2^98980939 is an apocalyptic number.

98980939 is a deficient number, since it is larger than the sum of its proper divisors (1).

98980939 is an equidigital number, since it uses as much as digits as its factorization.

98980939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1259712, while the sum is 55.

The square root of 98980939 is about 9948.9164736669. The cubic root of 98980939 is about 462.5768096439.

The spelling of 98980939 in words is "ninety-eight million, nine hundred eighty thousand, nine hundred thirty-nine".