1125411650 has 24 divisors (see below), whose sum is σ = 2283563664. Its totient is φ = 409240400.

The previous prime is 1125411649. The next prime is 1125411659. The reversal of 1125411650 is 561145211.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1125411659) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1022552 + ... + 1023651.

It is an arithmetic number, because the mean of its divisors is an integer number (95148486).

Almost surely, 2^1125411650 is an apocalyptic number.

1125411650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1125411650 is an abundant number, since it is smaller than the sum of its proper divisors (1158152014).

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

1125411650 is a wasteful number, since it uses less digits than its factorization.

1125411650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2046226 (or 2046221 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 26.

The square root of 1125411650 is about 33547.1556171309. The cubic root of 1125411650 is about 1040.1687503538.

Adding to 1125411650 its reverse (561145211), we get a palindrome (1686556861).

The spelling of 1125411650 in words is "one billion, one hundred twenty-five million, four hundred eleven thousand, six hundred fifty".