201453405 has 8 divisors (see below), whose sum is σ = 322325472. Its totient is φ = 107441808.

The previous prime is 201453403. The next prime is 201453433. The reversal of 201453405 is 504354102.

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

It is not a de Polignac number, because 201453405 - 2¹ = 201453403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201453403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6715099 + ... + 6715128.

It is an arithmetic number, because the mean of its divisors is an integer number (40290684).

Almost surely, 2^201453405 is an apocalyptic number.

It is an amenable number.

201453405 is a deficient number, since it is larger than the sum of its proper divisors (120872067).

201453405 is a wasteful number, since it uses less digits than its factorization.

201453405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13430235.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 201453405 is about 14193.4282328125. The cubic root of 201453405 is about 586.2167239551.

The spelling of 201453405 in words is "two hundred one million, four hundred fifty-three thousand, four hundred five".