194426803 has 2 divisors, whose sum is σ = 194426804. Its totient is φ = 194426802.

The previous prime is 194426777. The next prime is 194426809. The reversal of 194426803 is 308624491.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 194426803 - 2²¹ = 192329651 is a prime.

It is not a weakly prime, because it can be changed into another prime (194426809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97213401 + 97213402.

It is an arithmetic number, because the mean of its divisors is an integer number (97213402).

Almost surely, 2^194426803 is an apocalyptic number.

194426803 is a deficient number, since it is larger than the sum of its proper divisors (1).

194426803 is an equidigital number, since it uses as much as digits as its factorization.

194426803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 194426803 is about 13943.7011944462. The cubic root of 194426803 is about 579.3202530090.

The spelling of 194426803 in words is "one hundred ninety-four million, four hundred twenty-six thousand, eight hundred three".