61000441 has 2 divisors, whose sum is σ = 61000442. Its totient is φ = 61000440.

The previous prime is 61000421. The next prime is 61000477. The reversal of 61000441 is 14400016.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38390416 + 22610025 = 6196^2 + 4755^2 .

It is a cyclic number.

It is not a de Polignac number, because 61000441 - 2²¹ = 58903289 is a prime.

It is not a weakly prime, because it can be changed into another prime (61000421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30500220 + 30500221.

It is an arithmetic number, because the mean of its divisors is an integer number (30500221).

Almost surely, 2^61000441 is an apocalyptic number.

It is an amenable number.

61000441 is a deficient number, since it is larger than the sum of its proper divisors (1).

61000441 is an equidigital number, since it uses as much as digits as its factorization.

61000441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 61000441 is about 7810.2779079877. The cubic root of 61000441 is about 393.6506669392.

Adding to 61000441 its reverse (14400016), we get a palindrome (75400457).

The spelling of 61000441 in words is "sixty-one million, four hundred forty-one", and thus it is an aban number.