12132553 has 2 divisors, whose sum is σ = 12132554. Its totient is φ = 12132552.

The previous prime is 12132529. The next prime is 12132557. The reversal of 12132553 is 35523121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10673289 + 1459264 = 3267^2 + 1208^2 .

It is an emirp because it is prime and its reverse (35523121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12132553 - 2¹³ = 12124361 is a prime.

It is not a weakly prime, because it can be changed into another prime (12132557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6066276 + 6066277.

It is an arithmetic number, because the mean of its divisors is an integer number (6066277).

Almost surely, 2^12132553 is an apocalyptic number.

It is an amenable number.

12132553 is a deficient number, since it is larger than the sum of its proper divisors (1).

12132553 is an equidigital number, since it uses as much as digits as its factorization.

12132553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 900, while the sum is 22.

The square root of 12132553 is about 3483.1814480443. The cubic root of 12132553 is about 229.7827374933.

Adding to 12132553 its reverse (35523121), we get a palindrome (47655674).

The spelling of 12132553 in words is "twelve million, one hundred thirty-two thousand, five hundred fifty-three".