201541342 has 4 divisors (see below), whose sum is σ = 302312016. Its totient is φ = 100770670.

The previous prime is 201541321. The next prime is 201541357. The reversal of 201541342 is 243145102.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 243145102 = 2 ⋅121572551.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50385334 + ... + 50385337.

It is an arithmetic number, because the mean of its divisors is an integer number (75578004).

Almost surely, 2^201541342 is an apocalyptic number.

201541342 is a deficient number, since it is larger than the sum of its proper divisors (100770674).

201541342 is a wasteful number, since it uses less digits than its factorization.

201541342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100770673.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 201541342 is about 14196.5257017342. The cubic root of 201541342 is about 586.3020085913.

Adding to 201541342 its reverse (243145102), we get a palindrome (444686444).

The spelling of 201541342 in words is "two hundred one million, five hundred forty-one thousand, three hundred forty-two".