142503338909 has 16 divisors (see below), whose sum is σ = 146049573120. Its totient is φ = 139007819520.

The previous prime is 142503338893. The next prime is 142503338921. The reversal of 142503338909 is 909833305241.

It is a cyclic number.

It is not a de Polignac number, because 142503338909 - 2⁴ = 142503338893 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 (142503338959) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2683982 + ... + 2736560.

It is an arithmetic number, because the mean of its divisors is an integer number (9128098320).

Almost surely, 2^142503338909 is an apocalyptic number.

It is an amenable number.

142503338909 is a deficient number, since it is larger than the sum of its proper divisors (3546234211).

142503338909 is a wasteful number, since it uses less digits than its factorization.

142503338909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53060.

The product of its (nonzero) digits is 699840, while the sum is 47.

The spelling of 142503338909 in words is "one hundred forty-two billion, five hundred three million, three hundred thirty-eight thousand, nine hundred nine".