201466545 has 32 divisors (see below), whose sum is σ = 384417792. Its totient is φ = 88093632.

The previous prime is 201466537. The next prime is 201466561. The reversal of 201466545 is 545664102.

It is not a de Polignac number, because 201466545 - 2³ = 201466537 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39297 + ... + 44126.

It is an arithmetic number, because the mean of its divisors is an integer number (12013056).

Almost surely, 2^201466545 is an apocalyptic number.

It is an amenable number.

201466545 is a deficient number, since it is larger than the sum of its proper divisors (182951247).

201466545 is a wasteful number, since it uses less digits than its factorization.

201466545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83461.

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 201466545 is about 14193.8911155469. The cubic root of 201466545 is about 586.2294692022.

The spelling of 201466545 in words is "two hundred one million, four hundred sixty-six thousand, five hundred forty-five".