142619853 has 16 divisors (see below), whose sum is σ = 195160896. Its totient is φ = 92588160.

The previous prime is 142619819. The next prime is 142619879. The reversal of 142619853 is 358916241.

It is not a de Polignac number, because 142619853 - 2¹⁰ = 142618829 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142619153) 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, 122050 + ... + 123212.

It is an arithmetic number, because the mean of its divisors is an integer number (12197556).

Almost surely, 2^142619853 is an apocalyptic number.

It is an amenable number.

142619853 is a deficient number, since it is larger than the sum of its proper divisors (52541043).

142619853 is a wasteful number, since it uses less digits than its factorization.

142619853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2204.

The product of its digits is 51840, while the sum is 39.

The square root of 142619853 is about 11942.3554209377. The cubic root of 142619853 is about 522.4683594616.

The spelling of 142619853 in words is "one hundred forty-two million, six hundred nineteen thousand, eight hundred fifty-three".