1125747130 has 16 divisors (see below), whose sum is σ = 2029992840. Its totient is φ = 449488192.

The previous prime is 1125747101. The next prime is 1125747151. The reversal of 1125747130 is 317475211.

It can be written as a sum of positive squares in 4 ways, for example, as 696801609 + 428945521 = 26397^2 + 20711^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1125747092 and 1125747101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95485 + ... + 106624.

Almost surely, 2^1125747130 is an apocalyptic number.

1125747130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1125747130 is a deficient number, since it is larger than the sum of its proper divisors (904245710).

1125747130 is a wasteful number, since it uses less digits than its factorization.

1125747130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202673.

The product of its (nonzero) digits is 5880, while the sum is 31.

The square root of 1125747130 is about 33552.1553704080. The cubic root of 1125747130 is about 1040.2720965809.

The spelling of 1125747130 in words is "one billion, one hundred twenty-five million, seven hundred forty-seven thousand, one hundred thirty".