142134403 has 8 divisors (see below), whose sum is σ = 146292480. Its totient is φ = 138036360.

The previous prime is 142134397. The next prime is 142134409. The reversal of 142134403 is 304431241.

It is an interprime number because it is at equal distance from previous prime (142134397) and next prime (142134409).

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 142134403 - 2¹³ = 142126211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142134409) 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, 10183 + ... + 19696.

It is an arithmetic number, because the mean of its divisors is an integer number (18286560).

Almost surely, 2^142134403 is an apocalyptic number.

142134403 is a deficient number, since it is larger than the sum of its proper divisors (4158077).

142134403 is an equidigital number, since it uses as much as digits as its factorization.

142134403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30017.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 142134403 is about 11922.0133786202. The cubic root of 142134403 is about 521.8748923375.

Adding to 142134403 its reverse (304431241), we get a palindrome (446565644).

The spelling of 142134403 in words is "one hundred forty-two million, one hundred thirty-four thousand, four hundred three".