39600061 has 2 divisors, whose sum is σ = 39600062. Its totient is φ = 39600060.

The previous prime is 39600053. The next prime is 39600079. The reversal of 39600061 is 16000693.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20196036 + 19404025 = 4494^2 + 4405^2 .

It is an emirp because it is prime and its reverse (16000693) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 39600061 - 2³ = 39600053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 39599999 and 39600035.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39600031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19800030 + 19800031.

It is an arithmetic number, because the mean of its divisors is an integer number (19800031).

Almost surely, 2^39600061 is an apocalyptic number.

It is an amenable number.

39600061 is a deficient number, since it is larger than the sum of its proper divisors (1).

39600061 is an equidigital number, since it uses as much as digits as its factorization.

39600061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 39600061 is about 6292.8579357872. The cubic root of 39600061 is about 340.8515591879.

The spelling of 39600061 in words is "thirty-nine million, six hundred thousand, sixty-one".