541015121123 has 4 divisors (see below), whose sum is σ = 541197714408. Its totient is φ = 540832527840.

The previous prime is 541015121117. The next prime is 541015121209. The reversal of 541015121123 is 321121510145.

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 541015121123 - 2³⁴ = 523835251939 is a prime.

It is a super-2 number, since 2×541015121123² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 541015121092 and 541015121101.

It is not an unprimeable number, because it can be changed into a prime (541015120123) 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, 91292198 + ... + 91298123.

It is an arithmetic number, because the mean of its divisors is an integer number (135299428602).

Almost surely, 2^541015121123 is an apocalyptic number.

541015121123 is a deficient number, since it is larger than the sum of its proper divisors (182593285).

541015121123 is a wasteful number, since it uses less digits than its factorization.

541015121123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182593284.

The product of its (nonzero) digits is 1200, while the sum is 26.

Adding to 541015121123 its reverse (321121510145), we get a palindrome (862136631268).

The spelling of 541015121123 in words is "five hundred forty-one billion, fifteen million, one hundred twenty-one thousand, one hundred twenty-three".