1319033442 has 16 divisors (see below), whose sum is σ = 2638575360. Its totient is φ = 439593072.

The previous prime is 1319033431. The next prime is 1319033453. The reversal of 1319033442 is 2443309131.

It is an interprime number because it is at equal distance from previous prime (1319033431) and next prime (1319033453).

It is a super-2 number, since 2×1319033442² = 3479698442228734728, which contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 18159 + ... + 54477.

It is an arithmetic number, because the mean of its divisors is an integer number (164910960).

Almost surely, 2^1319033442 is an apocalyptic number.

It is a pronic number, being equal to 36318×36319.

1319033442 is an abundant number, since it is smaller than the sum of its proper divisors (1319541918).

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

1319033442 is a wasteful number, since it uses less digits than its factorization.

1319033442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42377.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 1319033442 is about 36318.4999965582. The cubic root of 1319033442 is about 1096.6934984592.

The spelling of 1319033442 in words is "one billion, three hundred nineteen million, thirty-three thousand, four hundred forty-two".