361440983 has 2 divisors, whose sum is σ = 361440984. Its totient is φ = 361440982.

The previous prime is 361440979. The next prime is 361441019. The reversal of 361440983 is 389044163.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 361440983 - 2² = 361440979 is a 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 (361440913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180720491 + 180720492.

It is an arithmetic number, because the mean of its divisors is an integer number (180720492).

Almost surely, 2^361440983 is an apocalyptic number.

361440983 is a deficient number, since it is larger than the sum of its proper divisors (1).

361440983 is an equidigital number, since it uses as much as digits as its factorization.

361440983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 361440983 is about 19011.6012739590. The cubic root of 361440983 is about 712.3265496738.

The spelling of 361440983 in words is "three hundred sixty-one million, four hundred forty thousand, nine hundred eighty-three".