61365441 has 8 divisors (see below), whose sum is σ = 82545120. Its totient is φ = 40548032.

The previous prime is 61365413. The next prime is 61365517. The reversal of 61365441 is 14456316.

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

It is a cyclic number.

It is not a de Polignac number, because 61365441 - 2⁶ = 61365377 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 61365399 and 61365408.

It is not an unprimeable number, because it can be changed into a prime (61365641) 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, 90171 + ... + 90848.

It is an arithmetic number, because the mean of its divisors is an integer number (10318140).

Almost surely, 2^61365441 is an apocalyptic number.

It is an amenable number.

61365441 is a deficient number, since it is larger than the sum of its proper divisors (21179679).

61365441 is a wasteful number, since it uses less digits than its factorization.

61365441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181135.

The product of its digits is 8640, while the sum is 30.

The square root of 61365441 is about 7833.6097043445. The cubic root of 61365441 is about 394.4342506979.

The spelling of 61365441 in words is "sixty-one million, three hundred sixty-five thousand, four hundred forty-one".