1125898937 has 4 divisors (see below), whose sum is σ = 1156328676. Its totient is φ = 1095469200.

The previous prime is 1125898867. The next prime is 1125898957. The reversal of 1125898937 is 7398985211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7398985211 = 59 ⋅125406529.

It can be written as a sum of positive squares in 2 ways, for example, as 700343296 + 425555641 = 26464^2 + 20629^2 .

It is a cyclic number.

It is not a de Polignac number, because 1125898937 - 2⁸ = 1125898681 is a prime.

It is a super-3 number, since 3×1125898937³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1125898957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15214814 + ... + 15214887.

It is an arithmetic number, because the mean of its divisors is an integer number (289082169).

Almost surely, 2^1125898937 is an apocalyptic number.

It is an amenable number.

1125898937 is a deficient number, since it is larger than the sum of its proper divisors (30429739).

1125898937 is an equidigital number, since it uses as much as digits as its factorization.

1125898937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30429738.

The product of its digits is 1088640, while the sum is 53.

The square root of 1125898937 is about 33554.4175482156. The cubic root of 1125898937 is about 1040.3188547098.

The spelling of 1125898937 in words is "one billion, one hundred twenty-five million, eight hundred ninety-eight thousand, nine hundred thirty-seven".