8141154219 has 24 divisors (see below), whose sum is σ = 13503672000. Its totient is φ = 4674345840.

The previous prime is 8141154211. The next prime is 8141154239. The reversal of 8141154219 is 9124511418.

It is not a de Polignac number, because 8141154219 - 2³ = 8141154211 is a prime.

It is a super-2 number, since 2×8141154219² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8141154211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2162169 + ... + 2165930.

It is an arithmetic number, because the mean of its divisors is an integer number (562653000).

Almost surely, 2^8141154219 is an apocalyptic number.

8141154219 is a deficient number, since it is larger than the sum of its proper divisors (5362517781).

8141154219 is a wasteful number, since it uses less digits than its factorization.

8141154219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4328135 (or 4328132 counting only the distinct ones).

The product of its digits is 11520, while the sum is 36.

The square root of 8141154219 is about 90228.3448756542. The cubic root of 8141154219 is about 2011.6943395208.

The spelling of 8141154219 in words is "eight billion, one hundred forty-one million, one hundred fifty-four thousand, two hundred nineteen".