1040355525 has 48 divisors (see below), whose sum is σ = 1922251968. Its totient is φ = 492096000.

The previous prime is 1040355509. The next prime is 1040355551. The reversal of 1040355525 is 5255530401.

It is a happy number.

It is not a de Polignac number, because 1040355525 - 2⁴ = 1040355509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1040355492 and 1040355501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18447 + ... + 49203.

It is an arithmetic number, because the mean of its divisors is an integer number (40046916).

Almost surely, 2^1040355525 is an apocalyptic number.

1040355525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1040355525 is a deficient number, since it is larger than the sum of its proper divisors (881896443).

1040355525 is a wasteful number, since it uses less digits than its factorization.

1040355525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30822 (or 30817 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 1040355525 is about 32254.5427033155. The cubic root of 1040355525 is about 1013.2748405059.

Adding to 1040355525 its reverse (5255530401), we get a palindrome (6295885926).

The spelling of 1040355525 in words is "one billion, forty million, three hundred fifty-five thousand, five hundred twenty-five".