142323530203403 has 16 divisors (see below), whose sum is σ = 148559347786752. Its totient is φ = 136091704848000.

The previous prime is 142323530203343. The next prime is 142323530203451. The reversal of 142323530203403 is 304302035323241.

It is a cyclic number.

It is not a de Polignac number, because 142323530203403 - 2⁶ = 142323530203339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142323530203303) 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 15 ways as a sum of consecutive naturals, for example, 1259321168 + ... + 1259434178.

It is an arithmetic number, because the mean of its divisors is an integer number (9284959236672).

Almost surely, 2^{142323530203403} is an apocalyptic number.

142323530203403 is a deficient number, since it is larger than the sum of its proper divisors (6235817583349).

142323530203403 is a wasteful number, since it uses less digits than its factorization.

142323530203403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130186.

The product of its (nonzero) digits is 155520, while the sum is 35.

Adding to 142323530203403 its reverse (304302035323241), we get a palindrome (446625565526644).

The spelling of 142323530203403 in words is "one hundred forty-two trillion, three hundred twenty-three billion, five hundred thirty million, two hundred three thousand, four hundred three".