201452005 has 8 divisors (see below), whose sum is σ = 243482400. Its totient is φ = 160001616.

The previous prime is 201451997. The next prime is 201452021. The reversal of 201452005 is 500254102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201452005 - 2³ = 201451997 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144235 + ... + 145624.

It is an arithmetic number, because the mean of its divisors is an integer number (30435300).

Almost surely, 2^201452005 is an apocalyptic number.

It is an amenable number.

201452005 is a deficient number, since it is larger than the sum of its proper divisors (42030395).

201452005 is a wasteful number, since it uses less digits than its factorization.

201452005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290003.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 201452005 is about 14193.3789141275. The cubic root of 201452005 is about 586.2153659813.

It can be divided in two parts, 20 and 1452005, that added together give a square (1452025 = 1205²).

The spelling of 201452005 in words is "two hundred one million, four hundred fifty-two thousand, five".