201054245 has 16 divisors (see below), whose sum is σ = 285240960. Its totient is φ = 133111104.

The previous prime is 201054211. The next prime is 201054253. The reversal of 201054245 is 542450102.

It is a happy number.

It is not a de Polignac number, because 201054245 - 2⁸ = 201053989 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 201054245.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 98027 + ... + 100056.

It is an arithmetic number, because the mean of its divisors is an integer number (17827560).

Almost surely, 2^201054245 is an apocalyptic number.

It is an amenable number.

201054245 is a deficient number, since it is larger than the sum of its proper divisors (84186715).

201054245 is a wasteful number, since it uses less digits than its factorization.

201054245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198124.

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

The square root of 201054245 is about 14179.3598233489. The cubic root of 201054245 is about 585.8292911335.

The spelling of 201054245 in words is "two hundred one million, fifty-four thousand, two hundred forty-five".