1040294529 has 8 divisors (see below), whose sum is σ = 1541177120. Its totient is φ = 693529668.

The previous prime is 1040294513. The next prime is 1040294533. The reversal of 1040294529 is 9254920401.

1040294529 is a `hidden beast` number, since 1 + 0 + 40 + 2 + 94 + 529 = 666.

It is not a de Polignac number, because 1040294529 - 2⁴ = 1040294513 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1040294493 and 1040294502.

It is not an unprimeable number, because it can be changed into a prime (1040294509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19264687 + ... + 19264740.

It is an arithmetic number, because the mean of its divisors is an integer number (192647140).

Almost surely, 2^1040294529 is an apocalyptic number.

It is an amenable number.

1040294529 is a deficient number, since it is larger than the sum of its proper divisors (500882591).

1040294529 is an equidigital number, since it uses as much as digits as its factorization.

1040294529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38529436 (or 38529430 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 1040294529 is about 32253.5971482252. The cubic root of 1040294529 is about 1013.2550373654.

The spelling of 1040294529 in words is "one billion, forty million, two hundred ninety-four thousand, five hundred twenty-nine".