1319026242 has 8 divisors (see below), whose sum is σ = 2638052496. Its totient is φ = 439675412.

The previous prime is 1319026201. The next prime is 1319026249. The reversal of 1319026242 is 2426209131.

It is a sphenic number, since it is the product of 3 distinct primes.

1319026242 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1319026249) 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, 109918848 + ... + 109918859.

It is an arithmetic number, because the mean of its divisors is an integer number (329756562).

Almost surely, 2^1319026242 is an apocalyptic number.

1319026242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1319026242 is a wasteful number, since it uses less digits than its factorization.

1319026242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219837712.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 1319026242 is about 36318.4008733865. The cubic root of 1319026242 is about 1096.6915030062.

The spelling of 1319026242 in words is "one billion, three hundred nineteen million, twenty-six thousand, two hundred forty-two".