1134243900 has 108 divisors (see below), whose sum is σ = 3570099624. Its totient is φ = 301200000.

The previous prime is 1134243883. The next prime is 1134243947. The reversal of 1134243900 is 93424311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 223390 + ... + 228410.

It is an arithmetic number, because the mean of its divisors is an integer number (33056478).

Almost surely, 2^1134243900 is an apocalyptic number.

1134243900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1134243900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1785049812).

1134243900 is an abundant number, since it is smaller than the sum of its proper divisors (2435855724).

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

1134243900 is a wasteful number, since it uses less digits than its factorization.

1134243900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5292 (or 5282 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 1134243900 is about 33678.5376760928. The cubic root of 1134243900 is about 1042.8827502670.

The spelling of 1134243900 in words is "one billion, one hundred thirty-four million, two hundred forty-three thousand, nine hundred".