1140899368 has 16 divisors (see below), whose sum is σ = 2444784480. Its totient is φ = 488956848.

The previous prime is 1140899363. The next prime is 1140899369. The reversal of 1140899368 is 8639980411.

It is not an unprimeable number, because it can be changed into a prime (1140899363) 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, 10186546 + ... + 10186657.

It is an arithmetic number, because the mean of its divisors is an integer number (152799030).

Almost surely, 2^1140899368 is an apocalyptic number.

It is an amenable number.

1140899368 is an abundant number, since it is smaller than the sum of its proper divisors (1303885112).

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

1140899368 is a wasteful number, since it uses less digits than its factorization.

1140899368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20373216 (or 20373212 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 49.

The square root of 1140899368 is about 33777.2018971377. The cubic root of 1140899368 is about 1044.9185678630.

The spelling of 1140899368 in words is "one billion, one hundred forty million, eight hundred ninety-nine thousand, three hundred sixty-eight".