201461100415 has 4 divisors (see below), whose sum is σ = 241753320504. Its totient is φ = 161168880328.

The previous prime is 201461100403. The next prime is 201461100419. The reversal of 201461100415 is 514001164102.

201461100415 is digitally balanced in base 11, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 201461100415 - 2²³ = 201452711807 is a prime.

It is a Duffinian number.

201461100415 is strictly pandigital in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 201461100415.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201461100419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20146110037 + ... + 20146110046.

It is an arithmetic number, because the mean of its divisors is an integer number (60438330126).

Almost surely, 2^201461100415 is an apocalyptic number.

201461100415 is a deficient number, since it is larger than the sum of its proper divisors (40292220089).

201461100415 is an equidigital number, since it uses as much as digits as its factorization.

201461100415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40292220088.

The product of its (nonzero) digits is 960, while the sum is 25.

Adding to 201461100415 its reverse (514001164102), we get a palindrome (715462264517).

The spelling of 201461100415 in words is "two hundred one billion, four hundred sixty-one million, one hundred thousand, four hundred fifteen".