1134322440 has 64 divisors (see below), whose sum is σ = 3475388160. Its totient is φ = 296048640.

The previous prime is 1134322411. The next prime is 1134322447. The reversal of 1134322440 is 442234311.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1134322440.

It is not an unprimeable number, because it can be changed into a prime (1134322447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94921 + ... + 106200.

It is an arithmetic number, because the mean of its divisors is an integer number (54302940).

Almost surely, 2^1134322440 is an apocalyptic number.

1134322440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1134322440 is an abundant number, since it is smaller than the sum of its proper divisors (2341065720).

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

1134322440 is a wasteful number, since it uses less digits than its factorization.

1134322440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201182 (or 201178 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 1134322440 is about 33679.7036804067. The cubic root of 1134322440 is about 1042.9068209631.

Adding to 1134322440 its reverse (442234311), we get a palindrome (1576556751).

The spelling of 1134322440 in words is "one billion, one hundred thirty-four million, three hundred twenty-two thousand, four hundred forty".