1125726634 has 8 divisors (see below), whose sum is σ = 1694091168. Its totient is φ = 561029580.

The previous prime is 1125726631. The next prime is 1125726647. The reversal of 1125726634 is 4366275211.

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

It is a junction number, because it is equal to n+sod(n) for n = 1125726593 and 1125726602.

It is not an unprimeable number, because it can be changed into a prime (1125726631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 916102 + ... + 917329.

It is an arithmetic number, because the mean of its divisors is an integer number (211761396).

Almost surely, 2^1125726634 is an apocalyptic number.

1125726634 is a deficient number, since it is larger than the sum of its proper divisors (568364534).

1125726634 is a wasteful number, since it uses less digits than its factorization.

1125726634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1833740.

The product of its digits is 60480, while the sum is 37.

The square root of 1125726634 is about 33551.8499340945. The cubic root of 1125726634 is about 1040.2657832785.

The spelling of 1125726634 in words is "one billion, one hundred twenty-five million, seven hundred twenty-six thousand, six hundred thirty-four".