1310499427 has 2 divisors, whose sum is σ = 1310499428. Its totient is φ = 1310499426.

The previous prime is 1310499409. The next prime is 1310499481. The reversal of 1310499427 is 7249940131.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1310499427 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1310499427.

It is not a weakly prime, because it can be changed into another prime (1310299427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655249713 + 655249714.

It is an arithmetic number, because the mean of its divisors is an integer number (655249714).

Almost surely, 2^1310499427 is an apocalyptic number.

1310499427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310499427 is an equidigital number, since it uses as much as digits as its factorization.

1310499427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 1310499427 is about 36200.8208056116. The cubic root of 1310499427 is about 1094.3232133464.

The spelling of 1310499427 in words is "one billion, three hundred ten million, four hundred ninety-nine thousand, four hundred twenty-seven".