1040052309 has 32 divisors (see below), whose sum is σ = 1446572160. Its totient is φ = 664215552.

The previous prime is 1040052283. The next prime is 1040052313. The reversal of 1040052309 is 9032500401.

It is not a de Polignac number, because 1040052309 - 2⁸ = 1040052053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040052319) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1802229 + ... + 1802805.

It is an arithmetic number, because the mean of its divisors is an integer number (45205380).

Almost surely, 2^1040052309 is an apocalyptic number.

It is an amenable number.

1040052309 is a deficient number, since it is larger than the sum of its proper divisors (406519851).

1040052309 is a wasteful number, since it uses less digits than its factorization.

1040052309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 869.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 1040052309 is about 32249.8419996130. The cubic root of 1040052309 is about 1013.1763898672.

The spelling of 1040052309 in words is "one billion, forty million, fifty-two thousand, three hundred nine".