505050097 has 4 divisors (see below), whose sum is σ = 509953600. Its totient is φ = 500146596.

The previous prime is 505050079. The next prime is 505050113. The reversal of 505050097 is 790050505.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-505050097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505050067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2451597 + ... + 2451802.

It is an arithmetic number, because the mean of its divisors is an integer number (127488400).

Almost surely, 2^505050097 is an apocalyptic number.

It is an amenable number.

505050097 is a deficient number, since it is larger than the sum of its proper divisors (4903503).

505050097 is a wasteful number, since it uses less digits than its factorization.

505050097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4903502.

The product of its (nonzero) digits is 7875, while the sum is 31.

The square root of 505050097 is about 22473.3196702223. The cubic root of 505050097 is about 796.3637560580.

The spelling of 505050097 in words is "five hundred five million, fifty thousand, ninety-seven".