1140404364 has 54 divisors (see below), whose sum is σ = 3146605644. Its totient is φ = 345373440.

The previous prime is 1140404357. The next prime is 1140404371. The reversal of 1140404364 is 4634040411.

It is an interprime number because it is at equal distance from previous prime (1140404357) and next prime (1140404371).

It is a super-2 number, since 2×1140404364² = 2601044226860488992, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 671164 + ... + 672860.

Almost surely, 2^1140404364 is an apocalyptic number.

It is an amenable number.

1140404364 is an abundant number, since it is smaller than the sum of its proper divisors (2006201280).

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

1140404364 is a wasteful number, since it uses less digits than its factorization.

1140404364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3415 (or 1713 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 1140404364 is about 33769.8736153987. The cubic root of 1140404364 is about 1044.7674257879.

Adding to 1140404364 its reverse (4634040411), we get a palindrome (5774444775).

It can be divided in two parts, 1140 and 404364, that added together give a palindrome (405504).

The spelling of 1140404364 in words is "one billion, one hundred forty million, four hundred four thousand, three hundred sixty-four".