201260142 has 24 divisors (see below), whose sum is σ = 436386600. Its totient is φ = 67037040.

The previous prime is 201260123. The next prime is 201260149. The reversal of 201260142 is 241062102.

201260142 is a `hidden beast` number, since 20 + 1 + 2 + 601 + 42 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201260149) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27292 + ... + 33872.

It is an arithmetic number, because the mean of its divisors is an integer number (18182775).

Almost surely, 2^201260142 is an apocalyptic number.

201260142 is an abundant number, since it is smaller than the sum of its proper divisors (235126458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201260142 is a wasteful number, since it uses less digits than its factorization.

201260142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8288 (or 8285 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 201260142 is about 14186.6184131385. The cubic root of 201260142 is about 586.0292029229.

The spelling of 201260142 in words is "two hundred one million, two hundred sixty thousand, one hundred forty-two".