1319234013 has 8 divisors (see below), whose sum is σ = 1954420800. Its totient is φ = 879489324.

The previous prime is 1319233997. The next prime is 1319234029. The reversal of 1319234013 is 3104329131.

1319234013 is a `hidden beast` number, since 1 + 319 + 2 + 340 + 1 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (1319233997) and next prime (1319234029).

It is not a de Polignac number, because 1319234013 - 2⁴ = 1319233997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 48860519 = 1319234013 / (1 + 3 + 1 + 9 + 2 + 3 + 4 + 0 + 1 + 3).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1319224013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24430233 + ... + 24430286.

It is an arithmetic number, because the mean of its divisors is an integer number (244302600).

Almost surely, 2^1319234013 is an apocalyptic number.

It is an amenable number.

1319234013 is a deficient number, since it is larger than the sum of its proper divisors (635186787).

1319234013 is an equidigital number, since it uses as much as digits as its factorization.

1319234013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48860528 (or 48860522 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 1319234013 is about 36321.2611702843. The cubic root of 1319234013 is about 1096.7490830401.

The spelling of 1319234013 in words is "one billion, three hundred nineteen million, two hundred thirty-four thousand, thirteen".