1134144660 has 48 divisors (see below), whose sum is σ = 3464298432. Its totient is φ = 274944000.

The previous prime is 1134144617. The next prime is 1134144679. The reversal of 1134144660 is 664414311.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 858541 + ... + 859860.

It is an arithmetic number, because the mean of its divisors is an integer number (72172884).

Almost surely, 2^1134144660 is an apocalyptic number.

1134144660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1134144660 is an abundant number, since it is smaller than the sum of its proper divisors (2330153772).

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

1134144660 is a wasteful number, since it uses less digits than its factorization.

1134144660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1718424 (or 1718422 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 1134144660 is about 33677.0643019845. The cubic root of 1134144660 is about 1042.8523339099.

Adding to 1134144660 its reverse (664414311), we get a palindrome (1798558971).

The spelling of 1134144660 in words is "one billion, one hundred thirty-four million, one hundred forty-four thousand, six hundred sixty".