55466513 has 2 divisors, whose sum is σ = 55466514. Its totient is φ = 55466512.

The previous prime is 55466497. The next prime is 55466527. The reversal of 55466513 is 31566455.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48539089 + 6927424 = 6967^2 + 2632^2 .

It is a cyclic number.

It is not a de Polignac number, because 55466513 - 2⁴ = 55466497 is a prime.

It is not a weakly prime, because it can be changed into another prime (55466113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27733256 + 27733257.

It is an arithmetic number, because the mean of its divisors is an integer number (27733257).

Almost surely, 2^55466513 is an apocalyptic number.

It is an amenable number.

55466513 is a deficient number, since it is larger than the sum of its proper divisors (1).

55466513 is an equidigital number, since it uses as much as digits as its factorization.

55466513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54000, while the sum is 35.

The square root of 55466513 is about 7447.5843734731. The cubic root of 55466513 is about 381.3674486128.

The spelling of 55466513 in words is "fifty-five million, four hundred sixty-six thousand, five hundred thirteen".