194825383 has 2 divisors, whose sum is σ = 194825384. Its totient is φ = 194825382.

The previous prime is 194825357. The next prime is 194825417. The reversal of 194825383 is 383528491.

It is a weak prime.

It is an emirp because it is prime and its reverse (383528491) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 194825383 - 2²¹ = 192728231 is a prime.

It is a super-2 number, since 2×194825383² = 75913859722193378, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (194825333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97412691 + 97412692.

It is an arithmetic number, because the mean of its divisors is an integer number (97412692).

Almost surely, 2^194825383 is an apocalyptic number.

194825383 is a deficient number, since it is larger than the sum of its proper divisors (1).

194825383 is an equidigital number, since it uses as much as digits as its factorization.

194825383 is an evil number, because the sum of its binary digits is even.

The product of its digits is 207360, while the sum is 43.

The square root of 194825383 is about 13957.9863519062. The cubic root of 194825383 is about 579.7158566585.

The spelling of 194825383 in words is "one hundred ninety-four million, eight hundred twenty-five thousand, three hundred eighty-three".