1125411127 has 16 divisors (see below), whose sum is σ = 1160645760. Its totient is φ = 1090872288.

The previous prime is 1125411109. The next prime is 1125411139. The reversal of 1125411127 is 7211145211.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1125411127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125411187) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1282813 + ... + 1283689.

It is an arithmetic number, because the mean of its divisors is an integer number (72540360).

Almost surely, 2^1125411127 is an apocalyptic number.

1125411127 is a deficient number, since it is larger than the sum of its proper divisors (35234633).

1125411127 is a wasteful number, since it uses less digits than its factorization.

1125411127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1230.

The product of its digits is 560, while the sum is 25.

The square root of 1125411127 is about 33547.1478221324. The cubic root of 1125411127 is about 1040.1685892251.

Adding to 1125411127 its reverse (7211145211), we get a palindrome (8336556338).

The spelling of 1125411127 in words is "one billion, one hundred twenty-five million, four hundred eleven thousand, one hundred twenty-seven".