1140841856 has 64 divisors (see below), whose sum is σ = 2833608960. Its totient is φ = 444480000.

The previous prime is 1140841853. The next prime is 1140841859. The reversal of 1140841856 is 6581480411.

It is an interprime number because it is at equal distance from previous prime (1140841853) and next prime (1140841859).

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140841853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48020 + ... + 67731.

It is an arithmetic number, because the mean of its divisors is an integer number (44275140).

Almost surely, 2^1140841856 is an apocalyptic number.

1140841856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1140841856 is an abundant number, since it is smaller than the sum of its proper divisors (1692767104).

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

1140841856 is a wasteful number, since it uses less digits than its factorization.

1140841856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115783 (or 115771 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 38.

The square root of 1140841856 is about 33776.3505429465. The cubic root of 1140841856 is about 1044.9010096780.

The spelling of 1140841856 in words is "one billion, one hundred forty million, eight hundred forty-one thousand, eight hundred fifty-six".