11449903 has 2 divisors, whose sum is σ = 11449904. Its totient is φ = 11449902.

The previous prime is 11449873. The next prime is 11449927. The reversal of 11449903 is 30994411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11449903 - 2¹³ = 11441711 is a prime.

It is a super-2 number, since 2×11449903² = 262200557418818, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11449973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5724951 + 5724952.

It is an arithmetic number, because the mean of its divisors is an integer number (5724952).

Almost surely, 2^11449903 is an apocalyptic number.

11449903 is a deficient number, since it is larger than the sum of its proper divisors (1).

11449903 is an equidigital number, since it uses as much as digits as its factorization.

11449903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 11449903 is about 3383.7705300448. The cubic root of 11449903 is about 225.3896327022.

The spelling of 11449903 in words is "eleven million, four hundred forty-nine thousand, nine hundred three".