55963547 has 2 divisors, whose sum is σ = 55963548. Its totient is φ = 55963546.

The previous prime is 55963529. The next prime is 55963553. The reversal of 55963547 is 74536955.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55963547 - 2¹⁰ = 55962523 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55963498 and 55963507.

It is not a weakly prime, because it can be changed into another prime (55963147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27981773 + 27981774.

It is an arithmetic number, because the mean of its divisors is an integer number (27981774).

Almost surely, 2^55963547 is an apocalyptic number.

55963547 is a deficient number, since it is larger than the sum of its proper divisors (1).

55963547 is an equidigital number, since it uses as much as digits as its factorization.

55963547 is an evil number, because the sum of its binary digits is even.

The product of its digits is 567000, while the sum is 44.

The square root of 55963547 is about 7480.8787585417. The cubic root of 55963547 is about 382.5032041539.

The spelling of 55963547 in words is "fifty-five million, nine hundred sixty-three thousand, five hundred forty-seven".