1125952973 has 8 divisors (see below), whose sum is σ = 1139544000. Its totient is φ = 1112383008.

The previous prime is 1125952969. The next prime is 1125952987. The reversal of 1125952973 is 3792595211.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1125952973 - 2² = 1125952969 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 (1125952903) 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, 119990 + ... + 129032.

It is an arithmetic number, because the mean of its divisors is an integer number (142443000).

Almost surely, 2^1125952973 is an apocalyptic number.

It is an amenable number.

1125952973 is a deficient number, since it is larger than the sum of its proper divisors (13591027).

1125952973 is an equidigital number, since it uses as much as digits as its factorization.

1125952973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10531.

The product of its digits is 170100, while the sum is 44.

The square root of 1125952973 is about 33555.2227380478. Note that the first 3 decimals coincide. The cubic root of 1125952973 is about 1040.3354973434.

The spelling of 1125952973 in words is "one billion, one hundred twenty-five million, nine hundred fifty-two thousand, nine hundred seventy-three".