1140256134 has 24 divisors (see below), whose sum is σ = 2484363960. Its totient is φ = 377960928.

The previous prime is 1140256129. The next prime is 1140256141. The reversal of 1140256134 is 4316520411.

It is a happy number.

1140256134 is a `hidden beast` number, since 1 + 1 + 40 + 2 + 5 + 613 + 4 = 666.

It is a super-2 number, since 2×1140256134² = 2600368102249251912, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1140256098 and 1140256107.

It is a congruent number.

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, 173727 + ... + 180170.

It is an arithmetic number, because the mean of its divisors is an integer number (103515165).

Almost surely, 2^1140256134 is an apocalyptic number.

1140256134 is an abundant number, since it is smaller than the sum of its proper divisors (1344107826).

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

1140256134 is a wasteful number, since it uses less digits than its factorization.

1140256134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354084 (or 354081 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1140256134 is about 33767.6788364258. The cubic root of 1140256134 is about 1044.7221574630.

Adding to 1140256134 its reverse (4316520411), we get a palindrome (5456776545).

The spelling of 1140256134 in words is "one billion, one hundred forty million, two hundred fifty-six thousand, one hundred thirty-four".