1384718983 has 2 divisors, whose sum is σ = 1384718984. Its totient is φ = 1384718982.

The previous prime is 1384718927. The next prime is 1384719019. The reversal of 1384718983 is 3898174831.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1384718983 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1384718983.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1384718903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 692359491 + 692359492.

It is an arithmetic number, because the mean of its divisors is an integer number (692359492).

Almost surely, 2^1384718983 is an apocalyptic number.

1384718983 is a deficient number, since it is larger than the sum of its proper divisors (1).

1384718983 is an equidigital number, since it uses as much as digits as its factorization.

1384718983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1161216, while the sum is 52.

The square root of 1384718983 is about 37211.8124121898. The cubic root of 1384718983 is about 1114.6038751854.

The spelling of 1384718983 in words is "one billion, three hundred eighty-four million, seven hundred eighteen thousand, nine hundred eighty-three".