61015063 has 2 divisors, whose sum is σ = 61015064. Its totient is φ = 61015062.

The previous prime is 61015051. The next prime is 61015121. The reversal of 61015063 is 36051016.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61015063 - 2¹³ = 61006871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61015013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30507531 + 30507532.

It is an arithmetic number, because the mean of its divisors is an integer number (30507532).

Almost surely, 2^61015063 is an apocalyptic number.

61015063 is a deficient number, since it is larger than the sum of its proper divisors (1).

61015063 is an equidigital number, since it uses as much as digits as its factorization.

61015063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 61015063 is about 7811.2139261449. The cubic root of 61015063 is about 393.6821175326.

Adding to 61015063 its reverse (36051016), we get a palindrome (97066079).

The spelling of 61015063 in words is "sixty-one million, fifteen thousand, sixty-three".