201487106 has 4 divisors (see below), whose sum is σ = 302230662. Its totient is φ = 100743552.

The previous prime is 201487093. The next prime is 201487127. The reversal of 201487106 is 601784102.

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

It can be written as a sum of positive squares in only one way, i.e., 111408025 + 90079081 = 10555^2 + 9491^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50371775 + ... + 50371778.

Almost surely, 2^201487106 is an apocalyptic number.

201487106 is a deficient number, since it is larger than the sum of its proper divisors (100743556).

201487106 is a wasteful number, since it uses less digits than its factorization.

201487106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100743555.

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 201487106 is about 14194.6153875334. The cubic root of 201487106 is about 586.2494113951.

The spelling of 201487106 in words is "two hundred one million, four hundred eighty-seven thousand, one hundred six".