1406042312 has 16 divisors (see below), whose sum is σ = 2636819340. Its totient is φ = 702890496.

The previous prime is 1406042243. The next prime is 1406042317. The reversal of 1406042312 is 2132406041.

It can be written as a sum of positive squares in 2 ways, for example, as 1327436356 + 78605956 = 36434^2 + 8866^2 .

It is not an unprimeable number, because it can be changed into a prime (1406042317) 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 3 ways as a sum of consecutive naturals, for example, 41408 + ... + 67280.

Almost surely, 2^1406042312 is an apocalyptic number.

It is an amenable number.

1406042312 is a deficient number, since it is larger than the sum of its proper divisors (1230777028).

1406042312 is a wasteful number, since it uses less digits than its factorization.

1406042312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32672 (or 32668 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1406042312 is about 37497.2307244148. The cubic root of 1406042312 is about 1120.2960293171.

Adding to 1406042312 its reverse (2132406041), we get a palindrome (3538448353).

The spelling of 1406042312 in words is "one billion, four hundred six million, forty-two thousand, three hundred twelve".