142660254403 has 4 divisors (see below), whose sum is σ = 142694576640. Its totient is φ = 142625932168.

The previous prime is 142660254397. The next prime is 142660254439. The reversal of 142660254403 is 304452066241.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 142660254403 - 2³³ = 134070319811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142660254463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17154883 + ... + 17163196.

It is an arithmetic number, because the mean of its divisors is an integer number (35673644160).

Almost surely, 2^142660254403 is an apocalyptic number.

142660254403 is a deficient number, since it is larger than the sum of its proper divisors (34322237).

142660254403 is an equidigital number, since it uses as much as digits as its factorization.

142660254403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34322236.

The product of its (nonzero) digits is 138240, while the sum is 37.

The spelling of 142660254403 in words is "one hundred forty-two billion, six hundred sixty million, two hundred fifty-four thousand, four hundred three".