505346051 has 4 divisors (see below), whose sum is σ = 577538352. Its totient is φ = 433153752.

The previous prime is 505345999. The next prime is 505346053. The reversal of 505346051 is 150643505.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 505346051 - 2⁶ = 505345987 is a prime.

It is a super-2 number, since 2×505346051² = 510749262522589202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505346053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36096140 + ... + 36096153.

It is an arithmetic number, because the mean of its divisors is an integer number (144384588).

Almost surely, 2^505346051 is an apocalyptic number.

505346051 is a deficient number, since it is larger than the sum of its proper divisors (72192301).

505346051 is an equidigital number, since it uses as much as digits as its factorization.

505346051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72192300.

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 505346051 is about 22479.9032693648. The cubic root of 505346051 is about 796.5192792551.

Adding to 505346051 its reverse (150643505), we get a palindrome (655989556).

The spelling of 505346051 in words is "five hundred five million, three hundred forty-six thousand, fifty-one".