1040026525 has 12 divisors (see below), whose sum is σ = 1324489012. Its totient is φ = 809533440.

The previous prime is 1040026523. The next prime is 1040026591. The reversal of 1040026525 is 5256200401.

It can be written as a sum of positive squares in 6 ways, for example, as 737881 + 1039288644 = 859^2 + 32238^2 .

It is not a de Polignac number, because 1040026525 - 2¹ = 1040026523 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

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 1040026525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040026523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 561252 + ... + 563101.

Almost surely, 2^1040026525 is an apocalyptic number.

It is an amenable number.

1040026525 is a deficient number, since it is larger than the sum of its proper divisors (284462487).

1040026525 is a wasteful number, since it uses less digits than its factorization.

1040026525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1124400 (or 1124395 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 1040026525 is about 32249.4422432389. The cubic root of 1040026525 is about 1013.1680172255.

Adding to 1040026525 its reverse (5256200401), we get a palindrome (6296226926).

The spelling of 1040026525 in words is "one billion, forty million, twenty-six thousand, five hundred twenty-five".