41400121 has 4 divisors (see below), whose sum is σ = 47314432. Its totient is φ = 35485812.

The previous prime is 41400109. The next prime is 41400127. The reversal of 41400121 is 12100414.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12100414 = 2 ⋅6050207.

It is a cyclic number.

It is not a de Polignac number, because 41400121 - 2⁵ = 41400089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41400127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2957145 + ... + 2957158.

It is an arithmetic number, because the mean of its divisors is an integer number (11828608).

Almost surely, 2^41400121 is an apocalyptic number.

It is an amenable number.

41400121 is a deficient number, since it is larger than the sum of its proper divisors (5914311).

41400121 is an equidigital number, since it uses as much as digits as its factorization.

41400121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5914310.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 41400121 is about 6434.2925796081. The cubic root of 41400121 is about 345.9398054260.

Adding to 41400121 its reverse (12100414), we get a palindrome (53500535).

The spelling of 41400121 in words is "forty-one million, four hundred thousand, one hundred twenty-one".