41553161 has 4 divisors (see below), whose sum is σ = 44749572. Its totient is φ = 38356752.

The previous prime is 41553119. The next prime is 41553163. The reversal of 41553161 is 16135514.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16135514 = 2 ⋅8067757.

It can be written as a sum of positive squares in 2 ways, for example, as 12823561 + 28729600 = 3581^2 + 5360^2 .

It is a cyclic number.

It is not a de Polignac number, because 41553161 - 2¹⁴ = 41536777 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 41553161.

It is not an unprimeable number, because it can be changed into a prime (41553163) 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, 1598186 + ... + 1598211.

It is an arithmetic number, because the mean of its divisors is an integer number (11187393).

Almost surely, 2^41553161 is an apocalyptic number.

It is an amenable number.

41553161 is a deficient number, since it is larger than the sum of its proper divisors (3196411).

41553161 is a wasteful number, since it uses less digits than its factorization.

41553161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3196410.

The product of its digits is 1800, while the sum is 26.

The square root of 41553161 is about 6446.1741366488. The cubic root of 41553161 is about 346.3655491529.

Adding to 41553161 its reverse (16135514), we get a palindrome (57688675).

It can be divided in two parts, 41553 and 161, that added together give a palindrome (41714).

The spelling of 41553161 in words is "forty-one million, five hundred fifty-three thousand, one hundred sixty-one".