1040042112 has 32 divisors (see below), whose sum is σ = 2762612880. Its totient is φ = 346680576.

The previous prime is 1040042077. The next prime is 1040042119. The reversal of 1040042112 is 2112400401.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 1040042091 and 1040042100.

It is not an unprimeable number, because it can be changed into a prime (1040042119) 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, 1353838 + ... + 1354605.

Almost surely, 2^1040042112 is an apocalyptic number.

1040042112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1040042112 is an abundant number, since it is smaller than the sum of its proper divisors (1722570768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1040042112 is an equidigital number, since it uses as much as digits as its factorization.

1040042112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2708460 (or 2708448 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 1040042112 is about 32249.6839054277. The cubic root of 1040042112 is about 1013.1730786897.

Adding to 1040042112 its reverse (2112400401), we get a palindrome (3152442513).

The spelling of 1040042112 in words is "one billion, forty million, forty-two thousand, one hundred twelve".