351312401 has 8 divisors (see below), whose sum is σ = 384779808. Its totient is φ = 318100000.

The previous prime is 351312383. The next prime is 351312421. The reversal of 351312401 is 104213153.

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 351312401 - 2¹⁰ = 351311377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (351312421) 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, 60860 + ... + 66381.

It is an arithmetic number, because the mean of its divisors is an integer number (48097476).

Almost surely, 2^351312401 is an apocalyptic number.

It is an amenable number.

351312401 is a deficient number, since it is larger than the sum of its proper divisors (33467407).

351312401 is a wasteful number, since it uses less digits than its factorization.

351312401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127503.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 351312401 is about 18743.3295067872. The cubic root of 351312401 is about 705.6096204155.

Adding to 351312401 its reverse (104213153), we get a palindrome (455525554).

The spelling of 351312401 in words is "three hundred fifty-one million, three hundred twelve thousand, four hundred one".