1401043131042 has 64 divisors (see below), whose sum is σ = 2984177635200. Its totient is φ = 436986639360.

The previous prime is 1401043131031. The next prime is 1401043131049. The reversal of 1401043131042 is 2401313401041.

It is not an unprimeable number, because it can be changed into a prime (1401043131049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 139139184 + ... + 139149252.

It is an arithmetic number, because the mean of its divisors is an integer number (46627775550).

Almost surely, 2^{1401043131042} is an apocalyptic number.

1401043131042 is an abundant number, since it is smaller than the sum of its proper divisors (1583134504158).

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

1401043131042 is a wasteful number, since it uses less digits than its factorization.

1401043131042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17891.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1401043131042 its reverse (2401313401041), we get a palindrome (3802356532083).

The spelling of 1401043131042 in words is "one trillion, four hundred one billion, forty-three million, one hundred thirty-one thousand, forty-two".