61036223 has 2 divisors, whose sum is σ = 61036224. Its totient is φ = 61036222.

The previous prime is 61036193. The next prime is 61036237. The reversal of 61036223 is 32263016.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61036223 - 2¹⁴ = 61019839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61036243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30518111 + 30518112.

It is an arithmetic number, because the mean of its divisors is an integer number (30518112).

Almost surely, 2^61036223 is an apocalyptic number.

61036223 is a deficient number, since it is larger than the sum of its proper divisors (1).

61036223 is an equidigital number, since it uses as much as digits as its factorization.

61036223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 61036223 is about 7812.5682717017. The cubic root of 61036223 is about 393.7276218742.

Adding to 61036223 its reverse (32263016), we get a palindrome (93299239).

The spelling of 61036223 in words is "sixty-one million, thirty-six thousand, two hundred twenty-three".