201014531 has 4 divisors (see below), whose sum is σ = 204807312. Its totient is φ = 197221752.

The previous prime is 201014507. The next prime is 201014533. The reversal of 201014531 is 135410102.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201014531 is a prime.

It is a super-2 number, since 2×201014531² = 80813683346299922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201014533) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1896311 + ... + 1896416.

It is an arithmetic number, because the mean of its divisors is an integer number (51201828).

Almost surely, 2^201014531 is an apocalyptic number.

201014531 is a deficient number, since it is larger than the sum of its proper divisors (3792781).

201014531 is an equidigital number, since it uses as much as digits as its factorization.

201014531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3792780.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 201014531 is about 14177.9593383533. The cubic root of 201014531 is about 585.7907158781.

Adding to 201014531 its reverse (135410102), we get a palindrome (336424633).

The spelling of 201014531 in words is "two hundred one million, fourteen thousand, five hundred thirty-one".