201009419 has 8 divisors (see below), whose sum is σ = 222322800. Its totient is φ = 180531936.

The previous prime is 201009373. The next prime is 201009421. The reversal of 201009419 is 914900102.

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

It is not a de Polignac number, because 201009419 - 2⁸ = 201009163 is a prime.

It is a super-2 number, since 2×201009419² = 80809573053435122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201009499) 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, 208469 + ... + 209430.

It is an arithmetic number, because the mean of its divisors is an integer number (27790350).

Almost surely, 2^201009419 is an apocalyptic number.

201009419 is a deficient number, since it is larger than the sum of its proper divisors (21313381).

201009419 is a wasteful number, since it uses less digits than its factorization.

201009419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417949.

The product of its (nonzero) digits is 648, while the sum is 26.

The square root of 201009419 is about 14177.7790573841. The cubic root of 201009419 is about 585.7857500886.

The spelling of 201009419 in words is "two hundred one million, nine thousand, four hundred nineteen".