11361803 has 2 divisors, whose sum is σ = 11361804. Its totient is φ = 11361802.

The previous prime is 11361781. The next prime is 11361809. The reversal of 11361803 is 30816311.

It is a strong prime.

It is an emirp because it is prime and its reverse (30816311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11361803 - 2⁶ = 11361739 is a prime.

It is not a weakly prime, because it can be changed into another prime (11361809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5680901 + 5680902.

It is an arithmetic number, because the mean of its divisors is an integer number (5680902).

Almost surely, 2^11361803 is an apocalyptic number.

11361803 is a deficient number, since it is larger than the sum of its proper divisors (1).

11361803 is an equidigital number, since it uses as much as digits as its factorization.

11361803 is an odious number, because the sum of its binary digits is odd.

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

The square root of 11361803 is about 3370.7273695747. The cubic root of 11361803 is about 224.8100652252.

It can be divided in two parts, 113 and 61803, that added together give a palindrome (61916).

The spelling of 11361803 in words is "eleven million, three hundred sixty-one thousand, eight hundred three".