1041400042 has 32 divisors (see below), whose sum is σ = 1684569744. Its totient is φ = 481075200.

The previous prime is 1041400037. The next prime is 1041400043. The reversal of 1041400042 is 2400041401.

It can be written as a sum of positive squares in 8 ways, for example, as 456292321 + 585107721 = 21361^2 + 24189^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1041399989 and 1041400025.

It is not an unprimeable number, because it can be changed into a prime (1041400043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 597292 + ... + 599032.

Almost surely, 2^1041400042 is an apocalyptic number.

1041400042 is a deficient number, since it is larger than the sum of its proper divisors (643169702).

1041400042 is a wasteful number, since it uses less digits than its factorization.

1041400042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2074.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 1041400042 is about 32270.7304224742. The cubic root of 1041400042 is about 1013.6138364111.

Adding to 1041400042 its reverse (2400041401), we get a palindrome (3441441443).

The spelling of 1041400042 in words is "one billion, forty-one million, four hundred thousand, forty-two".