56554453 has 2 divisors, whose sum is σ = 56554454. Its totient is φ = 56554452.

The previous prime is 56554451. The next prime is 56554471. The reversal of 56554453 is 35445565.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55011889 + 1542564 = 7417^2 + 1242^2 .

It is a cyclic number.

It is not a de Polignac number, because 56554453 - 2¹ = 56554451 is a prime.

It is a super-3 number, since 3×56554453³ (a number of 24 digits) contains 333 as substring.

Together with 56554451, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56554451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28277226 + 28277227.

It is an arithmetic number, because the mean of its divisors is an integer number (28277227).

Almost surely, 2^56554453 is an apocalyptic number.

It is an amenable number.

56554453 is a deficient number, since it is larger than the sum of its proper divisors (1).

56554453 is an equidigital number, since it uses as much as digits as its factorization.

56554453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 180000, while the sum is 37.

The square root of 56554453 is about 7520.2694765547. The cubic root of 56554453 is about 383.8447474426.

The spelling of 56554453 in words is "fifty-six million, five hundred fifty-four thousand, four hundred fifty-three".