541512101215219 has 2 divisors, whose sum is σ = 541512101215220. Its totient is φ = 541512101215218.

The previous prime is 541512101215139. The next prime is 541512101215229. The reversal of 541512101215219 is 912512101215145.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 541512101215219 - 2²⁵ = 541512067660787 is a prime.

It is a super-2 number, since 2×541512101215219² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (541512101215229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270756050607609 + 270756050607610.

It is an arithmetic number, because the mean of its divisors is an integer number (270756050607610).

Almost surely, 2^{541512101215219} is an apocalyptic number.

541512101215219 is a deficient number, since it is larger than the sum of its proper divisors (1).

541512101215219 is an equidigital number, since it uses as much as digits as its factorization.

541512101215219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36000, while the sum is 40.

The spelling of 541512101215219 in words is "five hundred forty-one trillion, five hundred twelve billion, one hundred one million, two hundred fifteen thousand, two hundred nineteen".