1413964889 has 2 divisors, whose sum is σ = 1413964890. Its totient is φ = 1413964888.

The previous prime is 1413964883. The next prime is 1413964907. The reversal of 1413964889 is 9884693141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 872611600 + 541353289 = 29540^2 + 23267^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1413964889 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1413964889.

It is not a weakly prime, because it can be changed into another prime (1413964883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 706982444 + 706982445.

It is an arithmetic number, because the mean of its divisors is an integer number (706982445).

Almost surely, 2^1413964889 is an apocalyptic number.

It is an amenable number.

1413964889 is a deficient number, since it is larger than the sum of its proper divisors (1).

1413964889 is an equidigital number, since it uses as much as digits as its factorization.

1413964889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1492992, while the sum is 53.

The square root of 1413964889 is about 37602.7244890580. The cubic root of 1413964889 is about 1122.3962537238.

The spelling of 1413964889 in words is "one billion, four hundred thirteen million, nine hundred sixty-four thousand, eight hundred eighty-nine".