260951851 has 2 divisors, whose sum is σ = 260951852. Its totient is φ = 260951850.

The previous prime is 260951809. The next prime is 260951879. The reversal of 260951851 is 158159062.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 260951851 - 2⁷ = 260951723 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 260951851.

It is not a weakly prime, because it can be changed into another prime (260951881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130475925 + 130475926.

It is an arithmetic number, because the mean of its divisors is an integer number (130475926).

Almost surely, 2^260951851 is an apocalyptic number.

260951851 is a deficient number, since it is larger than the sum of its proper divisors (1).

260951851 is an equidigital number, since it uses as much as digits as its factorization.

260951851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 37.

The square root of 260951851 is about 16154.0041785311. The cubic root of 260951851 is about 639.0283522515.

The spelling of 260951851 in words is "two hundred sixty million, nine hundred fifty-one thousand, eight hundred fifty-one".