1319352077 has 4 divisors (see below), whose sum is σ = 1388791680. Its totient is φ = 1249912476.

The previous prime is 1319352019. The next prime is 1319352091. The reversal of 1319352077 is 7702539131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1319352077 - 2²⁰ = 1318303501 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1319352077.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1319352877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34719773 + ... + 34719810.

It is an arithmetic number, because the mean of its divisors is an integer number (347197920).

Almost surely, 2^1319352077 is an apocalyptic number.

It is an amenable number.

1319352077 is a deficient number, since it is larger than the sum of its proper divisors (69439603).

1319352077 is an equidigital number, since it uses as much as digits as its factorization.

1319352077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69439602.

The product of its (nonzero) digits is 39690, while the sum is 38.

The square root of 1319352077 is about 36322.8864078834. The cubic root of 1319352077 is about 1096.7817996822.

The spelling of 1319352077 in words is "one billion, three hundred nineteen million, three hundred fifty-two thousand, seventy-seven".