142403315323 has 8 divisors (see below), whose sum is σ = 147846669696. Its totient is φ = 137013067200.

The previous prime is 142403315317. The next prime is 142403315347. The reversal of 142403315323 is 323513304241.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 142403315323 - 2⁹ = 142403314811 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142403315363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13271098 + ... + 13281823.

It is an arithmetic number, because the mean of its divisors is an integer number (18480833712).

Almost surely, 2^142403315323 is an apocalyptic number.

142403315323 is a deficient number, since it is larger than the sum of its proper divisors (5443354373).

142403315323 is a wasteful number, since it uses less digits than its factorization.

142403315323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26553125.

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 142403315323 its reverse (323513304241), we get a palindrome (465916619564).

The spelling of 142403315323 in words is "one hundred forty-two billion, four hundred three million, three hundred fifteen thousand, three hundred twenty-three".