142001137519 has 8 divisors (see below), whose sum is σ = 145510295040. Its totient is φ = 138528725400.

The previous prime is 142001137517. The next prime is 142001137573. The reversal of 142001137519 is 915731100241.

It is a happy number.

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 142001137519 - 2¹ = 142001137517 is a prime.

It is a super-2 number, since 2×142001137519² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142001137517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9178527 + ... + 9193984.

It is an arithmetic number, because the mean of its divisors is an integer number (18188786880).

Almost surely, 2^142001137519 is an apocalyptic number.

142001137519 is a deficient number, since it is larger than the sum of its proper divisors (3509157521).

142001137519 is a wasteful number, since it uses less digits than its factorization.

142001137519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18372701.

The product of its (nonzero) digits is 7560, while the sum is 34.

The spelling of 142001137519 in words is "one hundred forty-two billion, one million, one hundred thirty-seven thousand, five hundred nineteen".