505194201 has 6 divisors (see below), whose sum is σ = 729724970. Its totient is φ = 336796128.

The previous prime is 505194199. The next prime is 505194203. The reversal of 505194201 is 102491505.

It is an interprime number because it is at equal distance from previous prime (505194199) and next prime (505194203).

It can be written as a sum of positive squares in only one way, i.e., 300675600 + 204518601 = 17340^2 + 14301^2 .

It is not a de Polignac number, because 505194201 - 2¹ = 505194199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505194203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28066336 + ... + 28066353.

Almost surely, 2^505194201 is an apocalyptic number.

It is an amenable number.

505194201 is a deficient number, since it is larger than the sum of its proper divisors (224530769).

505194201 is a wasteful number, since it uses less digits than its factorization.

505194201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56132695 (or 56132692 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 505194201 is about 22476.5255544535. The cubic root of 505194201 is about 796.4394899905.

The spelling of 505194201 in words is "five hundred five million, one hundred ninety-four thousand, two hundred one".