11251504201 has 4 divisors (see below), whose sum is σ = 12858861952. Its totient is φ = 9644146452.

The previous prime is 11251504163. The next prime is 11251504217. The reversal of 11251504201 is 10240515211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11251504201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11251504241) 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, 803678865 + ... + 803678878.

It is an arithmetic number, because the mean of its divisors is an integer number (3214715488).

Almost surely, 2^11251504201 is an apocalyptic number.

It is an amenable number.

11251504201 is a deficient number, since it is larger than the sum of its proper divisors (1607357751).

11251504201 is an equidigital number, since it uses as much as digits as its factorization.

11251504201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1607357750.

The product of its (nonzero) digits is 400, while the sum is 22.

The spelling of 11251504201 in words is "eleven billion, two hundred fifty-one million, five hundred four thousand, two hundred one".