201061340 has 24 divisors (see below), whose sum is σ = 423254160. Its totient is φ = 80229248.

The previous prime is 201061339. The next prime is 201061349. The reversal of 201061340 is 43160102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201061349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3617 + ... + 20376.

It is an arithmetic number, because the mean of its divisors is an integer number (17635590).

Almost surely, 2^201061340 is an apocalyptic number.

201061340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201061340 is an abundant number, since it is smaller than the sum of its proper divisors (222192820).

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

201061340 is a wasteful number, since it uses less digits than its factorization.

201061340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24421 (or 24419 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 201061340 is about 14179.6100087414. The cubic root of 201061340 is about 585.8361821592.

The spelling of 201061340 in words is "two hundred one million, sixty-one thousand, three hundred forty".