61063547 has 2 divisors, whose sum is σ = 61063548. Its totient is φ = 61063546.

The previous prime is 61063529. The next prime is 61063567. The reversal of 61063547 is 74536016.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61063547 - 2¹² = 61059451 is a prime.

It is not a weakly prime, because it can be changed into another prime (61063567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30531773 + 30531774.

It is an arithmetic number, because the mean of its divisors is an integer number (30531774).

Almost surely, 2^61063547 is an apocalyptic number.

61063547 is a deficient number, since it is larger than the sum of its proper divisors (1).

61063547 is an equidigital number, since it uses as much as digits as its factorization.

61063547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 61063547 is about 7814.3167967520. The cubic root of 61063547 is about 393.7863662725.

The spelling of 61063547 in words is "sixty-one million, sixty-three thousand, five hundred forty-seven".