351363661 has 8 divisors (see below), whose sum is σ = 386325504. Its totient is φ = 316905120.

The previous prime is 351363647. The next prime is 351363671. The reversal of 351363661 is 166363153.

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 351363661 - 2⁹ = 351363149 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 (351363601) 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, 124360 + ... + 127153.

It is an arithmetic number, because the mean of its divisors is an integer number (48290688).

Almost surely, 2^351363661 is an apocalyptic number.

It is an amenable number.

351363661 is a deficient number, since it is larger than the sum of its proper divisors (34961843).

351363661 is a wasteful number, since it uses less digits than its factorization.

351363661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251651.

The product of its digits is 29160, while the sum is 34.

The square root of 351363661 is about 18744.6968767169. The cubic root of 351363661 is about 705.6439372515.

The spelling of 351363661 in words is "three hundred fifty-one million, three hundred sixty-three thousand, six hundred sixty-one".