61963273 has 2 divisors, whose sum is σ = 61963274. Its totient is φ = 61963272.

The previous prime is 61963267. The next prime is 61963331. The reversal of 61963273 is 37236916.

61963273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41641209 + 20322064 = 6453^2 + 4508^2 .

It is a cyclic number.

It is not a de Polignac number, because 61963273 - 2⁵ = 61963241 is a prime.

It is not a weakly prime, because it can be changed into another prime (61963073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30981636 + 30981637.

It is an arithmetic number, because the mean of its divisors is an integer number (30981637).

Almost surely, 2^61963273 is an apocalyptic number.

It is an amenable number.

61963273 is a deficient number, since it is larger than the sum of its proper divisors (1).

61963273 is an equidigital number, since it uses as much as digits as its factorization.

61963273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40824, while the sum is 37.

The square root of 61963273 is about 7871.6753617003. The cubic root of 61963273 is about 395.7109941953.

The spelling of 61963273 in words is "sixty-one million, nine hundred sixty-three thousand, two hundred seventy-three".