11532457 has 2 divisors, whose sum is σ = 11532458. Its totient is φ = 11532456.

The previous prime is 11532431. The next prime is 11532463. The reversal of 11532457 is 75423511.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8696601 + 2835856 = 2949^2 + 1684^2 .

It is a cyclic number.

It is not a de Polignac number, because 11532457 - 2¹⁹ = 11008169 is a prime.

It is not a weakly prime, because it can be changed into another prime (11532757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5766228 + 5766229.

It is an arithmetic number, because the mean of its divisors is an integer number (5766229).

Almost surely, 2^11532457 is an apocalyptic number.

It is an amenable number.

11532457 is a deficient number, since it is larger than the sum of its proper divisors (1).

11532457 is an equidigital number, since it uses as much as digits as its factorization.

11532457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4200, while the sum is 28.

The square root of 11532457 is about 3395.9471432871. The cubic root of 11532457 is about 225.9300237580.

Adding to 11532457 its reverse (75423511), we get a palindrome (86955968).

The spelling of 11532457 in words is "eleven million, five hundred thirty-two thousand, four hundred fifty-seven".