1125552534 has 16 divisors (see below), whose sum is σ = 2253597888. Its totient is φ = 374768712.

The previous prime is 1125552521. The next prime is 1125552559. The reversal of 1125552534 is 4352555211.

It is a junction number, because it is equal to n+sod(n) for n = 1125552495 and 1125552504.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97972 + ... + 108855.

It is an arithmetic number, because the mean of its divisors is an integer number (140849868).

Almost surely, 2^1125552534 is an apocalyptic number.

1125552534 is an abundant number, since it is smaller than the sum of its proper divisors (1128045354).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1125552534 is a wasteful number, since it uses less digits than its factorization.

1125552534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207739.

The product of its digits is 30000, while the sum is 33.

The square root of 1125552534 is about 33549.2553419595. The cubic root of 1125552534 is about 1040.2121528485.

The spelling of 1125552534 in words is "one billion, one hundred twenty-five million, five hundred fifty-two thousand, five hundred thirty-four".