1413726649 has 2 divisors, whose sum is σ = 1413726650. Its totient is φ = 1413726648.

The previous prime is 1413726581. The next prime is 1413726659. The reversal of 1413726649 is 9466273141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1186320249 + 227406400 = 34443^2 + 15080^2 .

It is a cyclic number.

It is not a de Polignac number, because 1413726649 - 2²⁷ = 1279508921 is a prime.

It is not a weakly prime, because it can be changed into another prime (1413726659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 706863324 + 706863325.

It is an arithmetic number, because the mean of its divisors is an integer number (706863325).

Almost surely, 2^1413726649 is an apocalyptic number.

It is an amenable number.

1413726649 is a deficient number, since it is larger than the sum of its proper divisors (1).

1413726649 is an equidigital number, since it uses as much as digits as its factorization.

1413726649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 217728, while the sum is 43.

The square root of 1413726649 is about 37599.5565000440. The cubic root of 1413726649 is about 1122.3332123887. Note that the first 3 decimals are identical.

The spelling of 1413726649 in words is "one billion, four hundred thirteen million, seven hundred twenty-six thousand, six hundred forty-nine".