1140194776 has 16 divisors (see below), whose sum is σ = 2443274640. Its totient is φ = 488654880.

The previous prime is 1140194773. The next prime is 1140194779. The reversal of 1140194776 is 6774910411.

It is an interprime number because it is at equal distance from previous prime (1140194773) and next prime (1140194779).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140194773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10180255 + ... + 10180366.

It is an arithmetic number, because the mean of its divisors is an integer number (152704665).

Almost surely, 2^1140194776 is an apocalyptic number.

It is an amenable number.

1140194776 is an abundant number, since it is smaller than the sum of its proper divisors (1303079864).

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

1140194776 is a wasteful number, since it uses less digits than its factorization.

1140194776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20360634 (or 20360630 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 40.

The square root of 1140194776 is about 33766.7702927005. The cubic root of 1140194776 is about 1044.7034180441.

The spelling of 1140194776 in words is "one billion, one hundred forty million, one hundred ninety-four thousand, seven hundred seventy-six".