142144042403 has 16 divisors (see below), whose sum is σ = 165880449504. Its totient is φ = 120366735360.

The previous prime is 142144042379. The next prime is 142144042409. The reversal of 142144042403 is 304240441241.

It is a cyclic number.

It is not a de Polignac number, because 142144042403 - 2²⁶ = 142076933539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142144042409) 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, 3900050 + ... + 3936327.

It is an arithmetic number, because the mean of its divisors is an integer number (10367528094).

Almost surely, 2^142144042403 is an apocalyptic number.

142144042403 is a deficient number, since it is larger than the sum of its proper divisors (23736407101).

142144042403 is a wasteful number, since it uses less digits than its factorization.

142144042403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7836502.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 142144042403 its reverse (304240441241), we get a palindrome (446384483644).

The spelling of 142144042403 in words is "one hundred forty-two billion, one hundred forty-four million, forty-two thousand, four hundred three".