1125856534 has 8 divisors (see below), whose sum is σ = 1842310728. Its totient is φ = 511752960.

The previous prime is 1125856507. The next prime is 1125856541. The reversal of 1125856534 is 4356585211.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25587627 + ... + 25587670.

It is an arithmetic number, because the mean of its divisors is an integer number (230288841).

Almost surely, 2^1125856534 is an apocalyptic number.

1125856534 is a deficient number, since it is larger than the sum of its proper divisors (716454194).

1125856534 is a wasteful number, since it uses less digits than its factorization.

1125856534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51175310.

The product of its digits is 144000, while the sum is 40.

The square root of 1125856534 is about 33553.7856880561. The cubic root of 1125856534 is about 1040.3057945695.

The spelling of 1125856534 in words is "one billion, one hundred twenty-five million, eight hundred fifty-six thousand, five hundred thirty-four".