260458157 has 2 divisors, whose sum is σ = 260458158. Its totient is φ = 260458156.

The previous prime is 260458129. The next prime is 260458217. The reversal of 260458157 is 751854062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 236359876 + 24098281 = 15374^2 + 4909^2 .

It is a cyclic number.

It is not a de Polignac number, because 260458157 - 2¹⁴ = 260441773 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 260458157.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260455157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130229078 + 130229079.

It is an arithmetic number, because the mean of its divisors is an integer number (130229079).

Almost surely, 2^260458157 is an apocalyptic number.

It is an amenable number.

260458157 is a deficient number, since it is larger than the sum of its proper divisors (1).

260458157 is an equidigital number, since it uses as much as digits as its factorization.

260458157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 67200, while the sum is 38.

The square root of 260458157 is about 16138.7160889583. The cubic root of 260458157 is about 638.6251059231.

The spelling of 260458157 in words is "two hundred sixty million, four hundred fifty-eight thousand, one hundred fifty-seven".