11551201 has 2 divisors, whose sum is σ = 11551202. Its totient is φ = 11551200.

The previous prime is 11551181. The next prime is 11551207. The reversal of 11551201 is 10215511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10732176 + 819025 = 3276^2 + 905^2 .

It is a cyclic number.

It is not a de Polignac number, because 11551201 - 2¹³ = 11543009 is a prime.

It is not a weakly prime, because it can be changed into another prime (11551207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5775600 + 5775601.

It is an arithmetic number, because the mean of its divisors is an integer number (5775601).

Almost surely, 2^11551201 is an apocalyptic number.

It is an amenable number.

11551201 is a deficient number, since it is larger than the sum of its proper divisors (1).

11551201 is an equidigital number, since it uses as much as digits as its factorization.

11551201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50, while the sum is 16.

The square root of 11551201 is about 3398.7057830886. The cubic root of 11551201 is about 226.0523608023.

Adding to 11551201 its reverse (10215511), we get a palindrome (21766712).

The spelling of 11551201 in words is "eleven million, five hundred fifty-one thousand, two hundred one".