1258850041 has 2 divisors, whose sum is σ = 1258850042. Its totient is φ = 1258850040.

The previous prime is 1258850029. The next prime is 1258850059. The reversal of 1258850041 is 1400588521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1101974416 + 156875625 = 33196^2 + 12525^2 .

It is an emirp because it is prime and its reverse (1400588521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1258850041 - 2⁷ = 1258849913 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1258849979 and 1258850006.

It is not a weakly prime, because it can be changed into another prime (1258850071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 629425020 + 629425021.

It is an arithmetic number, because the mean of its divisors is an integer number (629425021).

Almost surely, 2^1258850041 is an apocalyptic number.

It is an amenable number.

1258850041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1258850041 is an equidigital number, since it uses as much as digits as its factorization.

1258850041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12800, while the sum is 34.

The square root of 1258850041 is about 35480.2767886610. The cubic root of 1258850041 is about 1079.7536134907.

The spelling of 1258850041 in words is "one billion, two hundred fifty-eight million, eight hundred fifty thousand, forty-one".