61998301 has 2 divisors, whose sum is σ = 61998302. Its totient is φ = 61998300.

The previous prime is 61998289. The next prime is 61998319. The reversal of 61998301 is 10389916.

61998301 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., 61544025 + 454276 = 7845^2 + 674^2 .

It is a cyclic number.

It is not a de Polignac number, because 61998301 - 2¹⁷ = 61867229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61998361) 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, 30999150 + 30999151.

It is an arithmetic number, because the mean of its divisors is an integer number (30999151).

Almost surely, 2^61998301 is an apocalyptic number.

It is an amenable number.

61998301 is a deficient number, since it is larger than the sum of its proper divisors (1).

61998301 is an equidigital number, since it uses as much as digits as its factorization.

61998301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 37.

The square root of 61998301 is about 7873.8999866648. The cubic root of 61998301 is about 395.7855456351.

The spelling of 61998301 in words is "sixty-one million, nine hundred ninety-eight thousand, three hundred one".