1413099991 has 2 divisors, whose sum is σ = 1413099992. Its totient is φ = 1413099990.

The previous prime is 1413099949. The next prime is 1413100021. The reversal of 1413099991 is 1999903141.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1413099991 - 2¹⁵ = 1413067223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1413099911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 706549995 + 706549996.

It is an arithmetic number, because the mean of its divisors is an integer number (706549996).

Almost surely, 2^1413099991 is an apocalyptic number.

1413099991 is a deficient number, since it is larger than the sum of its proper divisors (1).

1413099991 is an equidigital number, since it uses as much as digits as its factorization.

1413099991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 78732, while the sum is 46.

The square root of 1413099991 is about 37591.2222599904. Note that the first 4 decimals coincide. The cubic root of 1413099991 is about 1122.1673568863.

The spelling of 1413099991 in words is "one billion, four hundred thirteen million, ninety-nine thousand, nine hundred ninety-one".