1319689070 has 64 divisors (see below), whose sum is σ = 2809728000. Its totient is φ = 446009760.

The previous prime is 1319689043. The next prime is 1319689093. The reversal of 1319689070 is 709869131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 240821 + ... + 246239.

It is an arithmetic number, because the mean of its divisors is an integer number (43902000).

Almost surely, 2^1319689070 is an apocalyptic number.

1319689070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1319689070 is an abundant number, since it is smaller than the sum of its proper divisors (1490038930).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1319689070 is an equidigital number, since it uses as much as digits as its factorization.

1319689070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5518 (or 5504 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 44.

The square root of 1319689070 is about 36327.5249638618. The cubic root of 1319689070 is about 1096.8751728692.

The spelling of 1319689070 in words is "one billion, three hundred nineteen million, six hundred eighty-nine thousand, seventy".