201340355 has 4 divisors (see below), whose sum is σ = 241608432. Its totient is φ = 161072280.

The previous prime is 201340327. The next prime is 201340361. The reversal of 201340355 is 553043102.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 553043102 = 2 ⋅276521551.

It is not a de Polignac number, because 201340355 - 2⁶ = 201340291 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 201340355.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20134031 + ... + 20134040.

It is an arithmetic number, because the mean of its divisors is an integer number (60402108).

Almost surely, 2^201340355 is an apocalyptic number.

201340355 is a deficient number, since it is larger than the sum of its proper divisors (40268077).

201340355 is an equidigital number, since it uses as much as digits as its factorization.

201340355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40268076.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 201340355 is about 14189.4451970470. The cubic root of 201340355 is about 586.1070473095.

Adding to 201340355 its reverse (553043102), we get a palindrome (754383457).

The spelling of 201340355 in words is "two hundred one million, three hundred forty thousand, three hundred fifty-five".