41161555 has 4 divisors (see below), whose sum is σ = 49393872. Its totient is φ = 32929240.

The previous prime is 41161553. The next prime is 41161567. The reversal of 41161555 is 55516114.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55516114 = 2 ⋅27758057.

It is not a de Polignac number, because 41161555 - 2¹ = 41161553 is a prime.

It is a super-2 number, since 2×41161555² = 3388547220036050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41161553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4116151 + ... + 4116160.

It is an arithmetic number, because the mean of its divisors is an integer number (12348468).

Almost surely, 2^41161555 is an apocalyptic number.

41161555 is a deficient number, since it is larger than the sum of its proper divisors (8232317).

41161555 is an equidigital number, since it uses as much as digits as its factorization.

41161555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8232316.

The product of its digits is 3000, while the sum is 28.

The square root of 41161555 is about 6415.7271606576. The cubic root of 41161555 is about 345.2740383785.

Adding to 41161555 its reverse (55516114), we get a palindrome (96677669).

It can be divided in two parts, 4116 and 1555, that added together give a triangular number (5671 = T₁₀₆).

The spelling of 41161555 in words is "forty-one million, one hundred sixty-one thousand, five hundred fifty-five".