61168123 has 2 divisors, whose sum is σ = 61168124. Its totient is φ = 61168122.

The previous prime is 61168099. The next prime is 61168169. The reversal of 61168123 is 32186116.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61168123 - 2⁹ = 61167611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 61168091 and 61168100.

It is not a weakly prime, because it can be changed into another prime (61168423) 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, 30584061 + 30584062.

It is an arithmetic number, because the mean of its divisors is an integer number (30584062).

Almost surely, 2^61168123 is an apocalyptic number.

61168123 is a deficient number, since it is larger than the sum of its proper divisors (1).

61168123 is an equidigital number, since it uses as much as digits as its factorization.

61168123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 28.

The square root of 61168123 is about 7821.0052422946. The cubic root of 61168123 is about 394.0110345025.

The spelling of 61168123 in words is "sixty-one million, one hundred sixty-eight thousand, one hundred twenty-three".