1260200603 has 4 divisors (see below), whose sum is σ = 1263491328. Its totient is φ = 1256909880.

The previous prime is 1260200587. The next prime is 1260200609. The reversal of 1260200603 is 3060020621.

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 1260200603 - 2⁴ = 1260200587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1260200609) 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, 1644788 + ... + 1645553.

It is an arithmetic number, because the mean of its divisors is an integer number (315872832).

Almost surely, 2^1260200603 is an apocalyptic number.

1260200603 is a deficient number, since it is larger than the sum of its proper divisors (3290725).

1260200603 is an equidigital number, since it uses as much as digits as its factorization.

1260200603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3290724.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1260200603 is about 35499.3042607880. The cubic root of 1260200603 is about 1080.1396147240.

The spelling of 1260200603 in words is "one billion, two hundred sixty million, two hundred thousand, six hundred three".