41377921 has 4 divisors (see below), whose sum is σ = 44560852. Its totient is φ = 38194992.

The previous prime is 41377883. The next prime is 41377957. The reversal of 41377921 is 12977314.

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 22193521 + 19184400 = 4711^2 + 4380^2 .

It is a cyclic number.

It is not a de Polignac number, because 41377921 - 2¹⁵ = 41345153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41377121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1591446 + ... + 1591471.

It is an arithmetic number, because the mean of its divisors is an integer number (11140213).

Almost surely, 2^41377921 is an apocalyptic number.

It is an amenable number.

41377921 is a deficient number, since it is larger than the sum of its proper divisors (3182931).

41377921 is a wasteful number, since it uses less digits than its factorization.

41377921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3182930.

The product of its digits is 10584, while the sum is 34.

The square root of 41377921 is about 6432.5672169049. The cubic root of 41377921 is about 345.8779598997.

The spelling of 41377921 in words is "forty-one million, three hundred seventy-seven thousand, nine hundred twenty-one".