11455001203 has 8 divisors (see below), whose sum is σ = 11528740800. Its totient is φ = 11381304168.

The previous prime is 11455001191. The next prime is 11455001227. The reversal of 11455001203 is 30210055411.

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 11455001203 - 2⁵ = 11455001171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11455001263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 666168 + ... + 683146.

It is an arithmetic number, because the mean of its divisors is an integer number (1441092600).

Almost surely, 2^11455001203 is an apocalyptic number.

11455001203 is a deficient number, since it is larger than the sum of its proper divisors (73739597).

11455001203 is a wasteful number, since it uses less digits than its factorization.

11455001203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21281.

The product of its (nonzero) digits is 600, while the sum is 22.

Adding to 11455001203 its reverse (30210055411), we get a palindrome (41665056614).

The spelling of 11455001203 in words is "eleven billion, four hundred fifty-five million, one thousand, two hundred three".