1140356456 has 16 divisors (see below), whose sum is σ = 2143756800. Its totient is φ = 568687984.

The previous prime is 1140356449. The next prime is 1140356461. The reversal of 1140356456 is 6546530411.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183026 + ... + 189153.

It is an arithmetic number, because the mean of its divisors is an integer number (133984800).

Almost surely, 2^1140356456 is an apocalyptic number.

It is an amenable number.

1140356456 is a deficient number, since it is larger than the sum of its proper divisors (1003400344).

1140356456 is a wasteful number, since it uses less digits than its factorization.

1140356456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372568 (or 372564 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 1140356456 is about 33769.1642774884. The cubic root of 1140356456 is about 1044.7527954748.

Adding to 1140356456 its reverse (6546530411), we get a palindrome (7686886867).

The spelling of 1140356456 in words is "one billion, one hundred forty million, three hundred fifty-six thousand, four hundred fifty-six".