1119787509412 has 24 divisors (see below), whose sum is σ = 2302220475072. Its totient is φ = 469840912800.

The previous prime is 1119787509389. The next prime is 1119787509439. The reversal of 1119787509412 is 2149057879111.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 978834664 + ... + 978835807.

It is an arithmetic number, because the mean of its divisors is an integer number (95925853128).

Almost surely, 2^{1119787509412} is an apocalyptic number.

It is an amenable number.

1119787509412 is an abundant number, since it is smaller than the sum of its proper divisors (1182432965660).

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

1119787509412 is a wasteful number, since it uses less digits than its factorization.

1119787509412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1957670499 (or 1957670497 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 55.

The spelling of 1119787509412 in words is "one trillion, one hundred nineteen billion, seven hundred eighty-seven million, five hundred nine thousand, four hundred twelve".