201067427 has 4 divisors (see below), whose sum is σ = 219346296. Its totient is φ = 182788560.

The previous prime is 201067423. The next prime is 201067439. The reversal of 201067427 is 724760102.

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

It is a cyclic number.

It is not a de Polignac number, because 201067427 - 2² = 201067423 is a prime.

It is a super-2 number, since 2×201067427² = 80856220400800658, which contains 22 as substring.

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 201067427.

It is not an unprimeable number, because it can be changed into a prime (201067423) 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, 9139418 + ... + 9139439.

It is an arithmetic number, because the mean of its divisors is an integer number (54836574).

Almost surely, 2^201067427 is an apocalyptic number.

201067427 is a deficient number, since it is larger than the sum of its proper divisors (18278869).

201067427 is a wasteful number, since it uses less digits than its factorization.

201067427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18278868.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 201067427 is about 14179.8246463065. The cubic root of 201067427 is about 585.8420940347.

The spelling of 201067427 in words is "two hundred one million, sixty-seven thousand, four hundred twenty-seven".