602980991 has 2 divisors, whose sum is σ = 602980992. Its totient is φ = 602980990.

The previous prime is 602980943. The next prime is 602980997. The reversal of 602980991 is 199089206.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-602980991 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (602980997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 301490495 + 301490496.

It is an arithmetic number, because the mean of its divisors is an integer number (301490496).

Almost surely, 2^602980991 is an apocalyptic number.

602980991 is a deficient number, since it is larger than the sum of its proper divisors (1).

602980991 is an equidigital number, since it uses as much as digits as its factorization.

602980991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 44.

The square root of 602980991 is about 24555.6712594056. The cubic root of 602980991 is about 844.8271723848.

The spelling of 602980991 in words is "six hundred two million, nine hundred eighty thousand, nine hundred ninety-one".