260163403 has 4 divisors (see below), whose sum is σ = 262465848. Its totient is φ = 257860960.

The previous prime is 260163389. The next prime is 260163443. The reversal of 260163403 is 304361062.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 260163403 - 2¹³ = 260155211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (260163443) 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, 1151053 + ... + 1151278.

It is an arithmetic number, because the mean of its divisors is an integer number (65616462).

Almost surely, 2^260163403 is an apocalyptic number.

260163403 is a deficient number, since it is larger than the sum of its proper divisors (2302445).

260163403 is a wasteful number, since it uses less digits than its factorization.

260163403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2302444.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 260163403 is about 16129.5816126768. The cubic root of 260163403 is about 638.3841096224.

The spelling of 260163403 in words is "two hundred sixty million, one hundred sixty-three thousand, four hundred three".