1012535504 has 40 divisors (see below), whose sum is σ = 2097809928. Its totient is φ = 471756800.

The previous prime is 1012535497. The next prime is 1012535507. The reversal of 1012535504 is 4055352101.

It can be written as a sum of positive squares in 4 ways, for example, as 607721104 + 404814400 = 24652^2 + 20120^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012535507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9044 + ... + 45900.

Almost surely, 2^1012535504 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 1012535504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1048904964).

1012535504 is an abundant number, since it is smaller than the sum of its proper divisors (1085274424).

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

1012535504 is a wasteful number, since it uses less digits than its factorization.

1012535504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36983 (or 36977 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 1012535504 is about 31820.3630400409. The cubic root of 1012535504 is about 1004.1611620465.

Adding to 1012535504 its reverse (4055352101), we get a palindrome (5067887605).

The spelling of 1012535504 in words is "one billion, twelve million, five hundred thirty-five thousand, five hundred four".