11272523 has 2 divisors, whose sum is σ = 11272524. Its totient is φ = 11272522.

The previous prime is 11272519. The next prime is 11272559. The reversal of 11272523 is 32527211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11272523 - 2² = 11272519 is a prime.

It is not a weakly prime, because it can be changed into another prime (11272123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5636261 + 5636262.

It is an arithmetic number, because the mean of its divisors is an integer number (5636262).

Almost surely, 2^11272523 is an apocalyptic number.

11272523 is a deficient number, since it is larger than the sum of its proper divisors (1).

11272523 is an equidigital number, since it uses as much as digits as its factorization.

11272523 is an odious number, because the sum of its binary digits is odd.

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

The square root of 11272523 is about 3357.4578180522. The cubic root of 11272523 is about 224.2196705062.

Adding to 11272523 its reverse (32527211), we get a palindrome (43799734).

The spelling of 11272523 in words is "eleven million, two hundred seventy-two thousand, five hundred twenty-three".