258361429 has 2 divisors, whose sum is σ = 258361430. Its totient is φ = 258361428.

The previous prime is 258361361. The next prime is 258361483. The reversal of 258361429 is 924163852.

258361429 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., 136258929 + 122102500 = 11673^2 + 11050^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-258361429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 258361391 and 258361400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (258364429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129180714 + 129180715.

It is an arithmetic number, because the mean of its divisors is an integer number (129180715).

Almost surely, 2^258361429 is an apocalyptic number.

It is an amenable number.

258361429 is a deficient number, since it is larger than the sum of its proper divisors (1).

258361429 is an equidigital number, since it uses as much as digits as its factorization.

258361429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 40.

The square root of 258361429 is about 16073.6252600339. The cubic root of 258361429 is about 636.9068102007.

The spelling of 258361429 in words is "two hundred fifty-eight million, three hundred sixty-one thousand, four hundred twenty-nine".