11520473 has 2 divisors, whose sum is σ = 11520474. Its totient is φ = 11520472.

The previous prime is 11520461. The next prime is 11520559. The reversal of 11520473 is 37402511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11075584 + 444889 = 3328^2 + 667^2 .

It is a cyclic number.

It is not a de Polignac number, because 11520473 - 2⁶ = 11520409 is a prime.

It is not a weakly prime, because it can be changed into another prime (11520433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5760236 + 5760237.

It is an arithmetic number, because the mean of its divisors is an integer number (5760237).

Almost surely, 2^11520473 is an apocalyptic number.

It is an amenable number.

11520473 is a deficient number, since it is larger than the sum of its proper divisors (1).

11520473 is an equidigital number, since it uses as much as digits as its factorization.

11520473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 11520473 is about 3394.1822284609. The cubic root of 11520473 is about 225.8517379311.

Adding to 11520473 its reverse (37402511), we get a palindrome (48922984).

The spelling of 11520473 in words is "eleven million, five hundred twenty thousand, four hundred seventy-three".