1125534260 has 24 divisors (see below), whose sum is σ = 2372045256. Its totient is φ = 448609280.

The previous prime is 1125534259. The next prime is 1125534269. The reversal of 1125534260 is 624355211.

It can be written as a sum of positive squares in 4 ways, for example, as 87534736 + 1037999524 = 9356^2 + 32218^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125534269) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94517 + ... + 105756.

It is an arithmetic number, because the mean of its divisors is an integer number (98835219).

Almost surely, 2^1125534260 is an apocalyptic number.

1125534260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1125534260 is an abundant number, since it is smaller than the sum of its proper divisors (1246510996).

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

1125534260 is a wasteful number, since it uses less digits than its factorization.

1125534260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200563 (or 200561 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 1125534260 is about 33548.9829950179. The cubic root of 1125534260 is about 1040.2065233350.

Adding to 1125534260 its reverse (624355211), we get a palindrome (1749889471).

The spelling of 1125534260 in words is "one billion, one hundred twenty-five million, five hundred thirty-four thousand, two hundred sixty".