1042512404 has 6 divisors (see below), whose sum is σ = 1824396714. Its totient is φ = 521256200.

The previous prime is 1042512379. The next prime is 1042512409. The reversal of 1042512404 is 4042152401.

1042512404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 835210000 + 207302404 = 28900^2 + 14398^2 .

It is a super-2 number, since 2×1042512404² = 2173664224987718432, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1042512404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042512409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130314047 + ... + 130314054.

It is an arithmetic number, because the mean of its divisors is an integer number (304066119).

Almost surely, 2^1042512404 is an apocalyptic number.

It is an amenable number.

1042512404 is a deficient number, since it is larger than the sum of its proper divisors (781884310).

1042512404 is a wasteful number, since it uses less digits than its factorization.

1042512404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260628105 (or 260628103 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 1042512404 is about 32287.9606664775. The cubic root of 1042512404 is about 1013.9746021309.

Adding to 1042512404 its reverse (4042152401), we get a palindrome (5084664805).

The spelling of 1042512404 in words is "one billion, forty-two million, five hundred twelve thousand, four hundred four".