1125911241 has 96 divisors (see below), whose sum is σ = 2135427840. Its totient is φ = 554729472.

The previous prime is 1125911233. The next prime is 1125911243. The reversal of 1125911241 is 1421195211.

It is not a de Polignac number, because 1125911241 - 2³ = 1125911233 is a prime.

It is a super-2 number, since 2×1125911241² = 2535352245220320162, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1125911243) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2686930 + ... + 2687348.

It is an arithmetic number, because the mean of its divisors is an integer number (22244040).

Almost surely, 2^1125911241 is an apocalyptic number.

It is an amenable number.

1125911241 is a deficient number, since it is larger than the sum of its proper divisors (1009516599).

1125911241 is a wasteful number, since it uses less digits than its factorization.

1125911241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655 (or 652 counting only the distinct ones).

The product of its digits is 720, while the sum is 27.

The square root of 1125911241 is about 33554.6008916810. The cubic root of 1125911241 is about 1040.3226442852.

It can be divided in two parts, 11259 and 11241, that added together give a square (22500 = 150²).

The spelling of 1125911241 in words is "one billion, one hundred twenty-five million, nine hundred eleven thousand, two hundred forty-one".