1442930015143 has 4 divisors (see below), whose sum is σ = 1462696179808. Its totient is φ = 1423163850480.

The previous prime is 1442930015081. The next prime is 1442930015159. The reversal of 1442930015143 is 3415100392441.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1442930015143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1442930715143) 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, 9883082223 + ... + 9883082368.

It is an arithmetic number, because the mean of its divisors is an integer number (365674044952).

Almost surely, 2^{1442930015143} is an apocalyptic number.

1442930015143 is a deficient number, since it is larger than the sum of its proper divisors (19766164665).

1442930015143 is an equidigital number, since it uses as much as digits as its factorization.

1442930015143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19766164664.

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 1442930015143 in words is "one trillion, four hundred forty-two billion, nine hundred thirty million, fifteen thousand, one hundred forty-three".