351303401 has 2 divisors, whose sum is σ = 351303402. Its totient is φ = 351303400.

The previous prime is 351303397. The next prime is 351303413. The reversal of 351303401 is 104303153.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 284799376 + 66504025 = 16876^2 + 8155^2 .

It is an emirp because it is prime and its reverse (104303153) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 351303401 - 2² = 351303397 is a prime.

It is not a weakly prime, because it can be changed into another prime (351303461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175651700 + 175651701.

It is an arithmetic number, because the mean of its divisors is an integer number (175651701).

Almost surely, 2^351303401 is an apocalyptic number.

It is an amenable number.

351303401 is a deficient number, since it is larger than the sum of its proper divisors (1).

351303401 is an equidigital number, since it uses as much as digits as its factorization.

351303401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 351303401 is about 18743.0894198368. The cubic root of 351303401 is about 705.6035948755.

Adding to 351303401 its reverse (104303153), we get a palindrome (455606554).

The spelling of 351303401 in words is "three hundred fifty-one million, three hundred three thousand, four hundred one".