1125528102 has 64 divisors (see below), whose sum is σ = 2533539840. Its totient is φ = 370355328.

The previous prime is 1125528101. The next prime is 1125528113. The reversal of 1125528102 is 2018255211.

It is a happy number.

1125528102 is a `hidden beast` number, since 1 + 1 + 2 + 552 + 8 + 102 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125528101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2310903 + ... + 2311389.

It is an arithmetic number, because the mean of its divisors is an integer number (39586560).

Almost surely, 2^1125528102 is an apocalyptic number.

1125528102 is an abundant number, since it is smaller than the sum of its proper divisors (1408011738).

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

1125528102 is a wasteful number, since it uses less digits than its factorization.

1125528102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 962 (or 956 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 27.

The square root of 1125528102 is about 33548.8912186379. The cubic root of 1125528102 is about 1040.2046262793.

The spelling of 1125528102 in words is "one billion, one hundred twenty-five million, five hundred twenty-eight thousand, one hundred two".