984948739 has 2 divisors, whose sum is σ = 984948740. Its totient is φ = 984948738.

The previous prime is 984948677. The next prime is 984948751. The reversal of 984948739 is 937849489.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 984948739 - 2¹³ = 984940547 is a prime.

It is not a weakly prime, because it can be changed into another prime (984948539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492474369 + 492474370.

It is an arithmetic number, because the mean of its divisors is an integer number (492474370).

Almost surely, 2^984948739 is an apocalyptic number.

984948739 is a deficient number, since it is larger than the sum of its proper divisors (1).

984948739 is an equidigital number, since it uses as much as digits as its factorization.

984948739 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15676416, while the sum is 61.

The square root of 984948739 is about 31383.8929866898. The cubic root of 984948739 is about 994.9575292260.

The spelling of 984948739 in words is "nine hundred eighty-four million, nine hundred forty-eight thousand, seven hundred thirty-nine".