11451453203 has 2 divisors, whose sum is σ = 11451453204. Its totient is φ = 11451453202.

The previous prime is 11451453191. The next prime is 11451453229. The reversal of 11451453203 is 30235415411.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11451453203 is a prime.

It is a super-2 number, since 2×11451453203² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11451450203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5725726601 + 5725726602.

It is an arithmetic number, because the mean of its divisors is an integer number (5725726602).

Almost surely, 2^11451453203 is an apocalyptic number.

11451453203 is a deficient number, since it is larger than the sum of its proper divisors (1).

11451453203 is an equidigital number, since it uses as much as digits as its factorization.

11451453203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 11451453203 its reverse (30235415411), we get a palindrome (41686868614).

The spelling of 11451453203 in words is "eleven billion, four hundred fifty-one million, four hundred fifty-three thousand, two hundred three".