983274979 has 2 divisors, whose sum is σ = 983274980. Its totient is φ = 983274978.

The previous prime is 983274961. The next prime is 983274983. The reversal of 983274979 is 979472389.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 983274979 - 2¹⁷ = 983143907 is a prime.

It is not a weakly prime, because it can be changed into another prime (983274959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 491637489 + 491637490.

It is an arithmetic number, because the mean of its divisors is an integer number (491637490).

Almost surely, 2^983274979 is an apocalyptic number.

983274979 is a deficient number, since it is larger than the sum of its proper divisors (1).

983274979 is an equidigital number, since it uses as much as digits as its factorization.

983274979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6858432, while the sum is 58.

The square root of 983274979 is about 31357.2157405596. The cubic root of 983274979 is about 994.3936202450.

The spelling of 983274979 in words is "nine hundred eighty-three million, two hundred seventy-four thousand, nine hundred seventy-nine".