1125922865 has 8 divisors (see below), whose sum is σ = 1351289088. Its totient is φ = 900617200.

The previous prime is 1125922859. The next prime is 1125922867. The reversal of 1125922865 is 5682295211.

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

It is not a de Polignac number, because 1125922865 - 2⁴ = 1125922849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1125922867) 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, 57194 + ... + 74316.

It is an arithmetic number, because the mean of its divisors is an integer number (168911136).

Almost surely, 2^1125922865 is an apocalyptic number.

It is an amenable number.

1125922865 is a deficient number, since it is larger than the sum of its proper divisors (225366223).

1125922865 is a wasteful number, since it uses less digits than its factorization.

1125922865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30279.

The product of its digits is 86400, while the sum is 41.

The square root of 1125922865 is about 33554.7741014598. The cubic root of 1125922865 is about 1040.3262243983.

The spelling of 1125922865 in words is "one billion, one hundred twenty-five million, nine hundred twenty-two thousand, eight hundred sixty-five".