1013532125 has 16 divisors (see below), whose sum is σ = 1271904816. Its totient is φ = 806328000.

The previous prime is 1013532119. The next prime is 1013532127. The reversal of 1013532125 is 5212353101.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 762974884 + 250557241 = 27622^2 + 15829^2 .

It is not a de Polignac number, because 1013532125 - 2¹² = 1013528029 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1013532125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013532127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227 + ... + 45023.

It is an arithmetic number, because the mean of its divisors is an integer number (79494051).

Almost surely, 2^1013532125 is an apocalyptic number.

It is an amenable number.

1013532125 is a deficient number, since it is larger than the sum of its proper divisors (258372691).

1013532125 is an equidigital number, since it uses as much as digits as its factorization.

1013532125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44993 (or 44983 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 1013532125 is about 31836.0193020421. The cubic root of 1013532125 is about 1004.4905134391.

Adding to 1013532125 its reverse (5212353101), we get a palindrome (6225885226).

The spelling of 1013532125 in words is "one billion, thirteen million, five hundred thirty-two thousand, one hundred twenty-five".