1431313099 has 2 divisors, whose sum is σ = 1431313100. Its totient is φ = 1431313098.

The previous prime is 1431313097. The next prime is 1431313127. The reversal of 1431313099 is 9903131341.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1431313099 - 2¹ = 1431313097 is a prime.

Together with 1431313097, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1431313097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 715656549 + 715656550.

It is an arithmetic number, because the mean of its divisors is an integer number (715656550).

Almost surely, 2^1431313099 is an apocalyptic number.

1431313099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1431313099 is an equidigital number, since it uses as much as digits as its factorization.

1431313099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8748, while the sum is 34.

The square root of 1431313099 is about 37832.6988067201. The cubic root of 1431313099 is about 1126.9679068078.

The spelling of 1431313099 in words is "one billion, four hundred thirty-one million, three hundred thirteen thousand, ninety-nine".