1125322536 has 64 divisors (see below), whose sum is σ = 3043252800. Its totient is φ = 344706048.

The previous prime is 1125322529. The next prime is 1125322543. The reversal of 1125322536 is 6352235211.

It is an interprime number because it is at equal distance from previous prime (1125322529) and next prime (1125322543).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62880 + ... + 78768.

It is an arithmetic number, because the mean of its divisors is an integer number (47550825).

Almost surely, 2^1125322536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1125322536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1521626400).

1125322536 is an abundant number, since it is smaller than the sum of its proper divisors (1917930264).

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

1125322536 is a wasteful number, since it uses less digits than its factorization.

1125322536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16138 (or 16134 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 1125322536 is about 33545.8274007364. The cubic root of 1125322536 is about 1040.1412949053.

Adding to 1125322536 its reverse (6352235211), we get a palindrome (7477557747).

The spelling of 1125322536 in words is "one billion, one hundred twenty-five million, three hundred twenty-two thousand, five hundred thirty-six".