61411223 has 2 divisors, whose sum is σ = 61411224. Its totient is φ = 61411222.

The previous prime is 61411213. The next prime is 61411253. The reversal of 61411223 is 32211416.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61411223 - 2¹² = 61407127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 61411195 and 61411204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61411213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30705611 + 30705612.

It is an arithmetic number, because the mean of its divisors is an integer number (30705612).

Almost surely, 2^61411223 is an apocalyptic number.

61411223 is a deficient number, since it is larger than the sum of its proper divisors (1).

61411223 is an equidigital number, since it uses as much as digits as its factorization.

61411223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 288, while the sum is 20.

The square root of 61411223 is about 7836.5313117476. The cubic root of 61411223 is about 394.5323162089.

Adding to 61411223 its reverse (32211416), we get a palindrome (93622639).

The spelling of 61411223 in words is "sixty-one million, four hundred eleven thousand, two hundred twenty-three".