1401311299 has 2 divisors, whose sum is σ = 1401311300. Its totient is φ = 1401311298.

The previous prime is 1401311239. The next prime is 1401311311. The reversal of 1401311299 is 9921131041.

It is a strong prime.

It is an emirp because it is prime and its reverse (9921131041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1401311299 - 2⁹ = 1401310787 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1401311299.

It is not a weakly prime, because it can be changed into another prime (1401311209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700655649 + 700655650.

It is an arithmetic number, because the mean of its divisors is an integer number (700655650).

Almost surely, 2^1401311299 is an apocalyptic number.

1401311299 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401311299 is an equidigital number, since it uses as much as digits as its factorization.

1401311299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 31.

The square root of 1401311299 is about 37434.0927364348. The cubic root of 1401311299 is about 1119.0381034936.

The spelling of 1401311299 in words is "one billion, four hundred one million, three hundred eleven thousand, two hundred ninety-nine".