41661131 has 8 divisors (see below), whose sum is σ = 42198624. Its totient is φ = 41126400.

The previous prime is 41661121. The next prime is 41661143. The reversal of 41661131 is 13116614.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41661131 is a prime.

It is a super-2 number, since 2×41661131² = 3471299672398322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 41661097 and 41661106.

It is not an unprimeable number, because it can be changed into a prime (41661121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59081 + ... + 59781.

It is an arithmetic number, because the mean of its divisors is an integer number (5274828).

Almost surely, 2^41661131 is an apocalyptic number.

41661131 is a deficient number, since it is larger than the sum of its proper divisors (537493).

41661131 is a wasteful number, since it uses less digits than its factorization.

41661131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1381.

The product of its digits is 432, while the sum is 23.

The square root of 41661131 is about 6454.5434385400. The cubic root of 41661131 is about 346.6652836278.

Adding to 41661131 its reverse (13116614), we get a palindrome (54777745).

The spelling of 41661131 in words is "forty-one million, six hundred sixty-one thousand, one hundred thirty-one".