1134646436 has 96 divisors (see below), whose sum is σ = 2641766400. Its totient is φ = 412807680.

The previous prime is 1134646433. The next prime is 1134646439. The reversal of 1134646436 is 6346464311.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1134646433) and next prime (1134646439).

It is a self number, because there is not a number n which added to its sum of digits gives 1134646436.

It is not an unprimeable number, because it can be changed into a prime (1134646433) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 727025 + ... + 728583.

It is an arithmetic number, because the mean of its divisors is an integer number (27518400).

Almost surely, 2^1134646436 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1134646436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1320883200).

1134646436 is an abundant number, since it is smaller than the sum of its proper divisors (1507119964).

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

1134646436 is a wasteful number, since it uses less digits than its factorization.

1134646436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1737 (or 1735 counting only the distinct ones).

The product of its digits is 124416, while the sum is 38.

The square root of 1134646436 is about 33684.5132961722. The cubic root of 1134646436 is about 1043.0061065103.

The spelling of 1134646436 in words is "one billion, one hundred thirty-four million, six hundred forty-six thousand, four hundred thirty-six".