505070001 has 12 divisors (see below), whose sum is σ = 729759940. Its totient is φ = 336614400.

The previous prime is 505069997. The next prime is 505070009. The reversal of 505070001 is 100070505.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 428490000 + 76580001 = 20700^2 + 8751^2 .

It is not a de Polignac number, because 505070001 - 2² = 505069997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505070009) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37365 + ... + 49053.

Almost surely, 2^505070001 is an apocalyptic number.

It is an amenable number.

505070001 is a deficient number, since it is larger than the sum of its proper divisors (224689939).

505070001 is a wasteful number, since it uses less digits than its factorization.

505070001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16496 (or 16493 counting only the distinct ones).

The product of its (nonzero) digits is 175, while the sum is 18.

The square root of 505070001 is about 22473.7625020823. The cubic root of 505070001 is about 796.3742174730.

The spelling of 505070001 in words is "five hundred five million, seventy thousand, one".