161424041 has 2 divisors, whose sum is σ = 161424042. Its totient is φ = 161424040.

The previous prime is 161424001. The next prime is 161424079. The reversal of 161424041 is 140424161.

It is a happy number.

161424041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 135373225 + 26050816 = 11635^2 + 5104^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-161424041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 161423998 and 161424016.

It is not a weakly prime, because it can be changed into another prime (161424001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80712020 + 80712021.

It is an arithmetic number, because the mean of its divisors is an integer number (80712021).

Almost surely, 2^161424041 is an apocalyptic number.

It is an amenable number.

161424041 is a deficient number, since it is larger than the sum of its proper divisors (1).

161424041 is an equidigital number, since it uses as much as digits as its factorization.

161424041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 161424041 is about 12705.2761087668. The cubic root of 161424041 is about 544.4893693767.

The spelling of 161424041 in words is "one hundred sixty-one million, four hundred twenty-four thousand, forty-one".