61009241 has 2 divisors, whose sum is σ = 61009242. Its totient is φ = 61009240.

The previous prime is 61009231. The next prime is 61009253. The reversal of 61009241 is 14290016.

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., 45954841 + 15054400 = 6779^2 + 3880^2 .

It is a cyclic number.

It is not a de Polignac number, because 61009241 - 2⁶ = 61009177 is a prime.

It is not a weakly prime, because it can be changed into another prime (61009231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30504620 + 30504621.

It is an arithmetic number, because the mean of its divisors is an integer number (30504621).

Almost surely, 2^61009241 is an apocalyptic number.

It is an amenable number.

61009241 is a deficient number, since it is larger than the sum of its proper divisors (1).

61009241 is an equidigital number, since it uses as much as digits as its factorization.

61009241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 61009241 is about 7810.8412479067. The cubic root of 61009241 is about 393.6695955417.

Adding to 61009241 its reverse (14290016), we get a palindrome (75299257).

The spelling of 61009241 in words is "sixty-one million, nine thousand, two hundred forty-one".