201201542 has 8 divisors (see below), whose sum is σ = 302097576. Its totient is φ = 100502352.

The previous prime is 201201529. The next prime is 201201547. The reversal of 201201542 is 245102102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 201201542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201201547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46628 + ... + 50759.

It is an arithmetic number, because the mean of its divisors is an integer number (37762197).

Almost surely, 2^201201542 is an apocalyptic number.

201201542 is a deficient number, since it is larger than the sum of its proper divisors (100896034).

201201542 is a wasteful number, since it uses less digits than its factorization.

201201542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98422.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 201201542 is about 14184.5529362049. The cubic root of 201201542 is about 585.9723202494.

Adding to 201201542 its reverse (245102102), we get a palindrome (446303644).

The spelling of 201201542 in words is "two hundred one million, two hundred one thousand, five hundred forty-two".