201084454 has 4 divisors (see below), whose sum is σ = 301626684. Its totient is φ = 100542226.

The previous prime is 201084431. The next prime is 201084473. The reversal of 201084454 is 454480102.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50271112 + ... + 50271115.

It is an arithmetic number, because the mean of its divisors is an integer number (75406671).

Almost surely, 2^201084454 is an apocalyptic number.

201084454 is a deficient number, since it is larger than the sum of its proper divisors (100542230).

201084454 is a wasteful number, since it uses less digits than its factorization.

201084454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100542229.

The product of its (nonzero) digits is 5120, while the sum is 28.

The square root of 201084454 is about 14180.4250288911. The cubic root of 201084454 is about 585.8586305302.

The spelling of 201084454 in words is "two hundred one million, eighty-four thousand, four hundred fifty-four".