1125837897 has 8 divisors (see below), whose sum is σ = 1501969056. Its totient is φ = 750132672.

The previous prime is 1125837877. The next prime is 1125837929. The reversal of 1125837897 is 7987385211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1125837897 - 2²⁰ = 1124789321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1125837827) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100263 + ... + 110924.

It is an arithmetic number, because the mean of its divisors is an integer number (187746132).

Almost surely, 2^1125837897 is an apocalyptic number.

It is an amenable number.

1125837897 is a deficient number, since it is larger than the sum of its proper divisors (376131159).

1125837897 is a wasteful number, since it uses less digits than its factorization.

1125837897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212967.

The product of its digits is 846720, while the sum is 51.

The square root of 1125837897 is about 33553.5079686163. The cubic root of 1125837897 is about 1040.3000542626.

The spelling of 1125837897 in words is "one billion, one hundred twenty-five million, eight hundred thirty-seven thousand, eight hundred ninety-seven".