351305013 has 8 divisors (see below), whose sum is σ = 488772288. Its totient is φ = 224020544.

The previous prime is 351305011. The next prime is 351305023. The reversal of 351305013 is 310503153.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 351305013 - 2¹ = 351305011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (351305011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2545620 + ... + 2545757.

It is an arithmetic number, because the mean of its divisors is an integer number (61096536).

Almost surely, 2^351305013 is an apocalyptic number.

It is an amenable number.

351305013 is a deficient number, since it is larger than the sum of its proper divisors (137467275).

351305013 is a wasteful number, since it uses less digits than its factorization.

351305013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5091403.

The product of its (nonzero) digits is 675, while the sum is 21.

The square root of 351305013 is about 18743.1324223034. The cubic root of 351305013 is about 705.6046741242.

Adding to 351305013 its reverse (310503153), we get a palindrome (661808166).

The spelling of 351305013 in words is "three hundred fifty-one million, three hundred five thousand, thirteen".