200149517 has 4 divisors (see below), whose sum is σ = 211923036. Its totient is φ = 188376000.

The previous prime is 200149511. The next prime is 200149531. The reversal of 200149517 is 715941002.

200149517 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 113081956 + 87067561 = 10634^2 + 9331^2 .

It is a cyclic number.

It is not a de Polignac number, because 200149517 - 2⁴ = 200149501 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 200149517.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200149511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5886734 + ... + 5886767.

It is an arithmetic number, because the mean of its divisors is an integer number (52980759).

Almost surely, 2^200149517 is an apocalyptic number.

It is an amenable number.

200149517 is a deficient number, since it is larger than the sum of its proper divisors (11773519).

200149517 is a wasteful number, since it uses less digits than its factorization.

200149517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11773518.

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 200149517 is about 14147.4208603547. The cubic root of 200149517 is about 584.9492414625.

The spelling of 200149517 in words is "two hundred million, one hundred forty-nine thousand, five hundred seventeen".