61100343 has 24 divisors (see below), whose sum is σ = 90366432. Its totient is φ = 39771648.

The previous prime is 61100339. The next prime is 61100393. The reversal of 61100343 is 34300116.

61100343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 61100343 - 2² = 61100339 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61100323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 73830 + ... + 74652.

It is an arithmetic number, because the mean of its divisors is an integer number (3765268).

Almost surely, 2^61100343 is an apocalyptic number.

61100343 is a deficient number, since it is larger than the sum of its proper divisors (29266089).

61100343 is a wasteful number, since it uses less digits than its factorization.

61100343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1015 (or 1012 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 61100343 is about 7816.6708386627. The cubic root of 61100343 is about 393.8654470246.

Adding to 61100343 its reverse (34300116), we get a palindrome (95400459).

The spelling of 61100343 in words is "sixty-one million, one hundred thousand, three hundred forty-three".