501457601 has 4 divisors (see below), whose sum is σ = 504534192. Its totient is φ = 498381012.

The previous prime is 501457591. The next prime is 501457603. The reversal of 501457601 is 106754105.

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-501457601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (501457603) 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, 1538051 + ... + 1538376.

It is an arithmetic number, because the mean of its divisors is an integer number (126133548).

Almost surely, 2^501457601 is an apocalyptic number.

It is an amenable number.

501457601 is a deficient number, since it is larger than the sum of its proper divisors (3076591).

501457601 is a wasteful number, since it uses less digits than its factorization.

501457601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3076590.

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 501457601 is about 22393.2490050015. The cubic root of 501457601 is about 794.4710435173.

The spelling of 501457601 in words is "five hundred one million, four hundred fifty-seven thousand, six hundred one".