41154534121 has 4 divisors (see below), whose sum is σ = 41518733652. Its totient is φ = 40790334592.

The previous prime is 41154534107. The next prime is 41154534199. The reversal of 41154534121 is 12143545114.

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

It can be written as a sum of positive squares in 2 ways, for example, as 23268146521 + 17886387600 = 152539^2 + 133740^2 .

It is a cyclic number.

It is not a de Polignac number, because 41154534121 - 2⁷ = 41154533993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41154538121) 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, 182099596 + ... + 182099821.

It is an arithmetic number, because the mean of its divisors is an integer number (10379683413).

Almost surely, 2^41154534121 is an apocalyptic number.

It is an amenable number.

41154534121 is a deficient number, since it is larger than the sum of its proper divisors (364199531).

41154534121 is a wasteful number, since it uses less digits than its factorization.

41154534121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364199530.

The product of its digits is 9600, while the sum is 31.

The spelling of 41154534121 in words is "forty-one billion, one hundred fifty-four million, five hundred thirty-four thousand, one hundred twenty-one".