61424123 has 2 divisors, whose sum is σ = 61424124. Its totient is φ = 61424122.

The previous prime is 61424089. The next prime is 61424137. The reversal of 61424123 is 32142416.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61424123 - 2⁸ = 61423867 is a prime.

It is not a weakly prime, because it can be changed into another prime (61424023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30712061 + 30712062.

It is an arithmetic number, because the mean of its divisors is an integer number (30712062).

Almost surely, 2^61424123 is an apocalyptic number.

61424123 is a deficient number, since it is larger than the sum of its proper divisors (1).

61424123 is an equidigital number, since it uses as much as digits as its factorization.

61424123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 23.

The square root of 61424123 is about 7837.3543367644. The cubic root of 61424123 is about 394.5599393387.

Adding to 61424123 its reverse (32142416), we get a palindrome (93566539).

The spelling of 61424123 in words is "sixty-one million, four hundred twenty-four thousand, one hundred twenty-three".