41154523145 has 4 divisors (see below), whose sum is σ = 49385427780. Its totient is φ = 32923618512.

The previous prime is 41154523121. The next prime is 41154523147. The reversal of 41154523145 is 54132545114.

It is a happy number.

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 16813530889 + 24340992256 = 129667^2 + 156016^2 .

It is a cyclic number.

It is not a de Polignac number, because 41154523145 - 2²² = 41150328841 is a prime.

It is not an unprimeable number, because it can be changed into a prime (41154523147) 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, 4115452310 + ... + 4115452319.

It is an arithmetic number, because the mean of its divisors is an integer number (12346356945).

Almost surely, 2^41154523145 is an apocalyptic number.

It is an amenable number.

41154523145 is a deficient number, since it is larger than the sum of its proper divisors (8230904635).

41154523145 is an equidigital number, since it uses as much as digits as its factorization.

41154523145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8230904634.

The product of its digits is 48000, while the sum is 35.

The spelling of 41154523145 in words is "forty-one billion, one hundred fifty-four million, five hundred twenty-three thousand, one hundred forty-five".