506061001 has 4 divisors (see below), whose sum is σ = 506752132. Its totient is φ = 505369872.

The previous prime is 506060999. The next prime is 506061037. The reversal of 506061001 is 100160605.

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

It can be written as a sum of positive squares in 2 ways, for example, as 221295376 + 284765625 = 14876^2 + 16875^2 .

It is a cyclic number.

It is not a de Polignac number, because 506061001 - 2¹ = 506060999 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 506061001.

It is not an unprimeable number, because it can be changed into a prime (506061301) 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, 344466 + ... + 345931.

It is an arithmetic number, because the mean of its divisors is an integer number (126688033).

Almost surely, 2^506061001 is an apocalyptic number.

It is an amenable number.

506061001 is a deficient number, since it is larger than the sum of its proper divisors (691131).

506061001 is an equidigital number, since it uses as much as digits as its factorization.

506061001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691130.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 506061001 is about 22495.7996301532. The cubic root of 506061001 is about 796.8947336003.

The spelling of 506061001 in words is "five hundred six million, sixty-one thousand, one".