1134343140 has 72 divisors (see below), whose sum is σ = 3694727232. Its totient is φ = 259277760.

The previous prime is 1134343121. The next prime is 1134343157. The reversal of 1134343140 is 413434311.

It is a self number, because there is not a number n which added to its sum of digits gives 1134343140.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 189976 + ... + 195855.

It is an arithmetic number, because the mean of its divisors is an integer number (51315656).

Almost surely, 2^1134343140 is an apocalyptic number.

1134343140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1134343140 is an abundant number, since it is smaller than the sum of its proper divisors (2560384092).

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

1134343140 is a wasteful number, since it uses less digits than its factorization.

1134343140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385857 (or 385848 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 1134343140 is about 33680.0109857464. The cubic root of 1134343140 is about 1042.9131648501.

Adding to 1134343140 its reverse (413434311), we get a palindrome (1547777451).

The spelling of 1134343140 in words is "one billion, one hundred thirty-four million, three hundred forty-three thousand, one hundred forty".