39954700241 has 2 divisors, whose sum is σ = 39954700242. Its totient is φ = 39954700240.

The previous prime is 39954700193. The next prime is 39954700301. The reversal of 39954700241 is 14200745993.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37792915216 + 2161785025 = 194404^2 + 46495^2 .

It is a cyclic number.

It is not a de Polignac number, because 39954700241 - 2²⁶ = 39887591377 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 39954700192 and 39954700201.

It is not a weakly prime, because it can be changed into another prime (39954700441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19977350120 + 19977350121.

It is an arithmetic number, because the mean of its divisors is an integer number (19977350121).

Almost surely, 2^39954700241 is an apocalyptic number.

It is an amenable number.

39954700241 is a deficient number, since it is larger than the sum of its proper divisors (1).

39954700241 is an equidigital number, since it uses as much as digits as its factorization.

39954700241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 44.

The spelling of 39954700241 in words is "thirty-nine billion, nine hundred fifty-four million, seven hundred thousand, two hundred forty-one".