19950041 has 2 divisors, whose sum is σ = 19950042. Its totient is φ = 19950040.

The previous prime is 19950023. The next prime is 19950079. The reversal of 19950041 is 14005991.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19175641 + 774400 = 4379^2 + 880^2 .

It is an emirp because it is prime and its reverse (14005991) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 19950041 - 2⁶ = 19949977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 19949986 and 19950013.

It is not a weakly prime, because it can be changed into another prime (19950341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9975020 + 9975021.

It is an arithmetic number, because the mean of its divisors is an integer number (9975021).

Almost surely, 2^19950041 is an apocalyptic number.

It is an amenable number.

19950041 is a deficient number, since it is larger than the sum of its proper divisors (1).

19950041 is an equidigital number, since it uses as much as digits as its factorization.

19950041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 29.

The square root of 19950041 is about 4466.5468765031. The cubic root of 19950041 is about 271.2155572228.

The spelling of 19950041 in words is "nineteen million, nine hundred fifty thousand, forty-one".