260331943 has 4 divisors (see below), whose sum is σ = 263898208. Its totient is φ = 256765680.

The previous prime is 260331923. The next prime is 260331949. The reversal of 260331943 is 349133062.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 349133062 = 2 ⋅174566531.

It is a cyclic number.

It is not a de Polignac number, because 260331943 - 2²¹ = 258234791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260331949) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1783023 + ... + 1783168.

It is an arithmetic number, because the mean of its divisors is an integer number (65974552).

Almost surely, 2^260331943 is an apocalyptic number.

260331943 is a deficient number, since it is larger than the sum of its proper divisors (3566265).

260331943 is an equidigital number, since it uses as much as digits as its factorization.

260331943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3566264.

The product of its (nonzero) digits is 11664, while the sum is 31.

The square root of 260331943 is about 16134.8053288535. The cubic root of 260331943 is about 638.5219333018.

The spelling of 260331943 in words is "two hundred sixty million, three hundred thirty-one thousand, nine hundred forty-three".