1125525534 has 96 divisors (see below), whose sum is σ = 2765018880. Its totient is φ = 298318464.

The previous prime is 1125525529. The next prime is 1125525551. The reversal of 1125525534 is 4355255211.

It is a super-3 number, since 3×1125525534³ (a number of 28 digits) contains 333 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1125525495 and 1125525504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8097237 + ... + 8097375.

It is an arithmetic number, because the mean of its divisors is an integer number (28802280).

Almost surely, 2^1125525534 is an apocalyptic number.

1125525534 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1125525534, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1382509440).

1125525534 is an abundant number, since it is smaller than the sum of its proper divisors (1639493346).

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

1125525534 is a wasteful number, since it uses less digits than its factorization.

1125525534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382 (or 243 counting only the distinct ones).

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

The square root of 1125525534 is about 33548.8529461143. The cubic root of 1125525534 is about 1040.2038351699.

The spelling of 1125525534 in words is "one billion, one hundred twenty-five million, five hundred twenty-five thousand, five hundred thirty-four".