1413321977 has 2 divisors, whose sum is σ = 1413321978. Its totient is φ = 1413321976.

The previous prime is 1413321971. The next prime is 1413321997. The reversal of 1413321977 is 7791233141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1393080976 + 20241001 = 37324^2 + 4499^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1413321977 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1413321977.

It is not a weakly prime, because it can be changed into another prime (1413321971) 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, 706660988 + 706660989.

It is an arithmetic number, because the mean of its divisors is an integer number (706660989).

Almost surely, 2^1413321977 is an apocalyptic number.

It is an amenable number.

1413321977 is a deficient number, since it is larger than the sum of its proper divisors (1).

1413321977 is an equidigital number, since it uses as much as digits as its factorization.

1413321977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31752, while the sum is 38.

The square root of 1413321977 is about 37594.1747748238. The cubic root of 1413321977 is about 1122.2261147948.

The spelling of 1413321977 in words is "one billion, four hundred thirteen million, three hundred twenty-one thousand, nine hundred seventy-seven".