501512413 has 4 divisors (see below), whose sum is σ = 502709760. Its totient is φ = 500315068.

The previous prime is 501512387. The next prime is 501512441. The reversal of 501512413 is 314215105.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 314215105 = 5 ⋅62843021.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-501512413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501512813) 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, 598045 + ... + 598882.

It is an arithmetic number, because the mean of its divisors is an integer number (125677440).

Almost surely, 2^501512413 is an apocalyptic number.

It is an amenable number.

501512413 is a deficient number, since it is larger than the sum of its proper divisors (1197347).

501512413 is a wasteful number, since it uses less digits than its factorization.

501512413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1197346.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 501512413 is about 22394.4728225516. The cubic root of 501512413 is about 794.4999891086.

Adding to 501512413 its reverse (314215105), we get a palindrome (815727518).

The spelling of 501512413 in words is "five hundred one million, five hundred twelve thousand, four hundred thirteen".