201450245 has 16 divisors (see below), whose sum is σ = 249979392. Its totient is φ = 155686080.

The previous prime is 201450209. The next prime is 201450247. The reversal of 201450245 is 542054102.

It is a happy number.

It is not a de Polignac number, because 201450245 - 2¹⁶ = 201384709 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 201450245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201450247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156374 + ... + 157656.

It is an arithmetic number, because the mean of its divisors is an integer number (15623712).

Almost surely, 2^201450245 is an apocalyptic number.

It is an amenable number.

201450245 is a deficient number, since it is larger than the sum of its proper divisors (48529147).

201450245 is a wasteful number, since it uses less digits than its factorization.

201450245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2332.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 201450245 is about 14193.3169132518. The cubic root of 201450245 is about 586.2136588054.

The spelling of 201450245 in words is "two hundred one million, four hundred fifty thousand, two hundred forty-five".