1390271299 has 2 divisors, whose sum is σ = 1390271300. Its totient is φ = 1390271298.

The previous prime is 1390271273. The next prime is 1390271329. The reversal of 1390271299 is 9921720931.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1390271299 - 2¹⁹ = 1389747011 is a prime.

It is not a weakly prime, because it can be changed into another prime (1390271209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 695135649 + 695135650.

It is an arithmetic number, because the mean of its divisors is an integer number (695135650).

Almost surely, 2^1390271299 is an apocalyptic number.

1390271299 is a deficient number, since it is larger than the sum of its proper divisors (1).

1390271299 is an equidigital number, since it uses as much as digits as its factorization.

1390271299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 61236, while the sum is 43.

The square root of 1390271299 is about 37286.3419900639. The cubic root of 1390271299 is about 1116.0916330745.

The spelling of 1390271299 in words is "one billion, three hundred ninety million, two hundred seventy-one thousand, two hundred ninety-nine".