260261153 has 8 divisors (see below), whose sum is σ = 269059560. Its totient is φ = 251579520.

The previous prime is 260261149. The next prime is 260261159. The reversal of 260261153 is 351162062.

It can be written as a sum of positive squares in 4 ways, for example, as 31888609 + 228372544 = 5647^2 + 15112^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 260261153 - 2² = 260261149 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (260261159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24650 + ... + 33587.

It is an arithmetic number, because the mean of its divisors is an integer number (33632445).

Almost surely, 2^260261153 is an apocalyptic number.

It is an amenable number.

260261153 is a deficient number, since it is larger than the sum of its proper divisors (8798407).

260261153 is a wasteful number, since it uses less digits than its factorization.

260261153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58387.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 260261153 is about 16132.6114748977. The cubic root of 260261153 is about 638.4640519872.

Subtracting 260261153 from its reverse (351162062), we obtain a palindrome (90900909).

The spelling of 260261153 in words is "two hundred sixty million, two hundred sixty-one thousand, one hundred fifty-three".