201146026 has 4 divisors (see below), whose sum is σ = 301719042. Its totient is φ = 100573012.

The previous prime is 201146021. The next prime is 201146051. The reversal of 201146026 is 620641102.

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., 113742225 + 87403801 = 10665^2 + 9349^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 201145988 and 201146006.

It is not an unprimeable number, because it can be changed into a prime (201146021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50286505 + ... + 50286508.

Almost surely, 2^201146026 is an apocalyptic number.

201146026 is a deficient number, since it is larger than the sum of its proper divisors (100573016).

201146026 is a wasteful number, since it uses less digits than its factorization.

201146026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100573015.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 201146026 is about 14182.5958836879. The cubic root of 201146026 is about 585.9184210074.

Adding to 201146026 its reverse (620641102), we get a palindrome (821787128).

The spelling of 201146026 in words is "two hundred one million, one hundred forty-six thousand, twenty-six".