1140355404 has 36 divisors (see below), whose sum is σ = 2891803096. Its totient is φ = 378900288.

The previous prime is 1140355339. The next prime is 1140355421. The reversal of 1140355404 is 4045530411.

It is a happy number.

1140355404 is a `hidden beast` number, since 114 + 0 + 3 + 5 + 540 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39334 + ... + 61869.

Almost surely, 2^1140355404 is an apocalyptic number.

It is an amenable number.

1140355404 is an abundant number, since it is smaller than the sum of its proper divisors (1751447692).

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

1140355404 is a wasteful number, since it uses less digits than its factorization.

1140355404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101526 (or 101521 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 1140355404 is about 33769.1487011444. The cubic root of 1140355404 is about 1044.7524742067.

Adding to 1140355404 its reverse (4045530411), we get a palindrome (5185885815).

The spelling of 1140355404 in words is "one billion, one hundred forty million, three hundred fifty-five thousand, four hundred four".