142051312403 has 32 divisors (see below), whose sum is σ = 194784307200. Its totient is φ = 100000805760.

The previous prime is 142051312201. The next prime is 142051312427. The reversal of 142051312403 is 304213150241.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 142051312403 - 2²⁰ = 142050263827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142051312003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1462628 + ... + 1556721.

It is an arithmetic number, because the mean of its divisors is an integer number (6087009600).

Almost surely, 2^142051312403 is an apocalyptic number.

142051312403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

142051312403 is a deficient number, since it is larger than the sum of its proper divisors (52732994797).

142051312403 is a wasteful number, since it uses less digits than its factorization.

142051312403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3019427.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 142051312403 its reverse (304213150241), we get a palindrome (446264462644).

It can be divided in two parts, 142051 and 312403, that added together give a palindrome (454454).

The spelling of 142051312403 in words is "one hundred forty-two billion, fifty-one million, three hundred twelve thousand, four hundred three".