260520147 has 6 divisors (see below), whose sum is σ = 376306892. Its totient is φ = 173680092.

The previous prime is 260520133. The next prime is 260520233. The reversal of 260520147 is 741025062.

It is not a de Polignac number, because 260520147 - 2⁶ = 260520083 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 260520147.

It is not an unprimeable number, because it can be changed into a prime (260520347) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14473333 + ... + 14473350.

Almost surely, 2^260520147 is an apocalyptic number.

260520147 is a deficient number, since it is larger than the sum of its proper divisors (115786745).

260520147 is a wasteful number, since it uses less digits than its factorization.

260520147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28946689 (or 28946686 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 260520147 is about 16140.6365116125. The cubic root of 260520147 is about 638.6757669460.

The spelling of 260520147 in words is "two hundred sixty million, five hundred twenty thousand, one hundred forty-seven".