41356121 has 12 divisors (see below), whose sum is σ = 45029628. Its totient is φ = 37850112.

The previous prime is 41356111. The next prime is 41356163. The reversal of 41356121 is 12165314.

It can be written as a sum of positive squares in 6 ways, for example, as 13424896 + 27931225 = 3664^2 + 5285^2 .

It is not a de Polignac number, because 41356121 - 2⁶ = 41356057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41356111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22385 + ... + 24161.

It is an arithmetic number, because the mean of its divisors is an integer number (3752469).

Almost surely, 2^41356121 is an apocalyptic number.

It is an amenable number.

41356121 is a deficient number, since it is larger than the sum of its proper divisors (3673507).

41356121 is a wasteful number, since it uses less digits than its factorization.

41356121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1868 (or 1831 counting only the distinct ones).

The product of its digits is 720, while the sum is 23.

The square root of 41356121 is about 6430.8724913498. The cubic root of 41356121 is about 345.8172071770.

The spelling of 41356121 in words is "forty-one million, three hundred fifty-six thousand, one hundred twenty-one".