1134284240 has 20 divisors (see below), whose sum is σ = 2637211044. Its totient is φ = 453713664.

The previous prime is 1134284233. The next prime is 1134284243. The reversal of 1134284240 is 424824311.

It can be written as a sum of positive squares in 2 ways, for example, as 843786304 + 290497936 = 29048^2 + 17044^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×1134284240² = 2573201474224755200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1134284243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7089197 + ... + 7089356.

Almost surely, 2^1134284240 is an apocalyptic number.

1134284240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1134284240 is an abundant number, since it is smaller than the sum of its proper divisors (1502926804).

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

1134284240 is a wasteful number, since it uses less digits than its factorization.

1134284240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14178566 (or 14178560 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 29.

The square root of 1134284240 is about 33679.1365685048. The cubic root of 1134284240 is about 1042.8951136842.

The spelling of 1134284240 in words is "one billion, one hundred thirty-four million, two hundred eighty-four thousand, two hundred forty".