11461311203 has 8 divisors (see below), whose sum is σ = 11776934400. Its totient is φ = 11147919048.

The previous prime is 11461311193. The next prime is 11461311223. The reversal of 11461311203 is 30211316411.

It is a happy number.

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 11461311203 - 2⁶ = 11461311139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11461311223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 547343 + ... + 567896.

It is an arithmetic number, because the mean of its divisors is an integer number (1472116800).

Almost surely, 2^11461311203 is an apocalyptic number.

11461311203 is a deficient number, since it is larger than the sum of its proper divisors (315623197).

11461311203 is a wasteful number, since it uses less digits than its factorization.

11461311203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115521.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 11461311203 its reverse (30211316411), we get a palindrome (41672627614).

The spelling of 11461311203 in words is "eleven billion, four hundred sixty-one million, three hundred eleven thousand, two hundred three".