55132453 has 2 divisors, whose sum is σ = 55132454. Its totient is φ = 55132452.

The previous prime is 55132397. The next prime is 55132459. The reversal of 55132453 is 35423155.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32455809 + 22676644 = 5697^2 + 4762^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55132453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55132459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27566226 + 27566227.

It is an arithmetic number, because the mean of its divisors is an integer number (27566227).

Almost surely, 2^55132453 is an apocalyptic number.

It is an amenable number.

55132453 is a deficient number, since it is larger than the sum of its proper divisors (1).

55132453 is an equidigital number, since it uses as much as digits as its factorization.

55132453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9000, while the sum is 28.

The square root of 55132453 is about 7425.1230966227. The cubic root of 55132453 is about 380.6002816213.

The spelling of 55132453 in words is "fifty-five million, one hundred thirty-two thousand, four hundred fifty-three".