361958983 has 2 divisors, whose sum is σ = 361958984. Its totient is φ = 361958982.

The previous prime is 361958957. The next prime is 361959011. The reversal of 361958983 is 389859163.

It is a weak prime.

It is an emirp because it is prime and its reverse (389859163) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-361958983 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 361958983.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (361958903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180979491 + 180979492.

It is an arithmetic number, because the mean of its divisors is an integer number (180979492).

Almost surely, 2^361958983 is an apocalyptic number.

361958983 is a deficient number, since it is larger than the sum of its proper divisors (1).

361958983 is an equidigital number, since it uses as much as digits as its factorization.

361958983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1399680, while the sum is 52.

The square root of 361958983 is about 19025.2196570762. The cubic root of 361958983 is about 712.6666780669. Note that the first 4 decimals are identical.

The spelling of 361958983 in words is "three hundred sixty-one million, nine hundred fifty-eight thousand, nine hundred eighty-three".