1040015425 has 24 divisors (see below), whose sum is σ = 1328195000. Its totient is φ = 807252480.

The previous prime is 1040015401. The next prime is 1040015491. The reversal of 1040015425 is 5245100401.

It can be written as a sum of positive squares in 12 ways, for example, as 79263409 + 960752016 = 8903^2 + 30996^2 .

It is not a de Polignac number, because 1040015425 - 2⁵ = 1040015393 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1040015396 and 1040015405.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 376951 + ... + 379699.

Almost surely, 2^1040015425 is an apocalyptic number.

It is an amenable number.

1040015425 is a deficient number, since it is larger than the sum of its proper divisors (288179575).

1040015425 is a wasteful number, since it uses less digits than its factorization.

1040015425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3205 (or 3200 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 1040015425 is about 32249.2701467801. The cubic root of 1040015425 is about 1013.1644127646.

Adding to 1040015425 its reverse (5245100401), we get a palindrome (6285115826).

The spelling of 1040015425 in words is "one billion, forty million, fifteen thousand, four hundred twenty-five".