142054012 has 12 divisors (see below), whose sum is σ = 254658096. Its totient is φ = 69294560.

The previous prime is 142054009. The next prime is 142054019. The reversal of 142054012 is 210450241.

It is a super-2 number, since 2×142054012² = 40358684650592288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142054019) 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, 432928 + ... + 433255.

It is an arithmetic number, because the mean of its divisors is an integer number (21221508).

Almost surely, 2^142054012 is an apocalyptic number.

It is an amenable number.

142054012 is a deficient number, since it is larger than the sum of its proper divisors (112604084).

142054012 is a wasteful number, since it uses less digits than its factorization.

142054012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866228 (or 866226 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 142054012 is about 11918.6413655248. The cubic root of 142054012 is about 521.7764832360.

The spelling of 142054012 in words is "one hundred forty-two million, fifty-four thousand, twelve".