1040205104 has 20 divisors (see below), whose sum is σ = 2019517320. Its totient is φ = 519039360.

The previous prime is 1040205097. The next prime is 1040205109. The reversal of 1040205104 is 4015020401.

It is not an unprimeable number, because it can be changed into a prime (1040205109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58349 + ... + 74060.

It is an arithmetic number, because the mean of its divisors is an integer number (100975866).

Almost surely, 2^1040205104 is an apocalyptic number.

It is an amenable number.

1040205104 is a deficient number, since it is larger than the sum of its proper divisors (979312216).

1040205104 is a wasteful number, since it uses less digits than its factorization.

1040205104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132908 (or 132902 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 1040205104 is about 32252.2108389487. The cubic root of 1040205104 is about 1013.2260029827.

Adding to 1040205104 its reverse (4015020401), we get a palindrome (5055225505).

The spelling of 1040205104 in words is "one billion, forty million, two hundred five thousand, one hundred four".