1406312311142 has 32 divisors (see below), whose sum is σ = 2143559493504. Its totient is φ = 691895131200.

The previous prime is 1406312311141. The next prime is 1406312311177. The reversal of 1406312311142 is 2411132136041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1406312311141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31672217 + ... + 31716587.

It is an arithmetic number, because the mean of its divisors is an integer number (66986234172).

Almost surely, 2^{1406312311142} is an apocalyptic number.

1406312311142 is a deficient number, since it is larger than the sum of its proper divisors (737247182362).

1406312311142 is a wasteful number, since it uses less digits than its factorization.

1406312311142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45524.

The product of its (nonzero) digits is 3456, while the sum is 29.

Adding to 1406312311142 its reverse (2411132136041), we get a palindrome (3817444447183).

The spelling of 1406312311142 in words is "one trillion, four hundred six billion, three hundred twelve million, three hundred eleven thousand, one hundred forty-two".