351403441 has 4 divisors (see below), whose sum is σ = 352002672. Its totient is φ = 350804212.

The previous prime is 351403427. The next prime is 351403471. The reversal of 351403441 is 144304153.

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.

It is a cyclic number.

It is not a de Polignac number, because 351403441 - 2¹³ = 351395249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (351403471) 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, 298735 + ... + 299908.

It is an arithmetic number, because the mean of its divisors is an integer number (88000668).

Almost surely, 2^351403441 is an apocalyptic number.

It is an amenable number.

351403441 is a deficient number, since it is larger than the sum of its proper divisors (599231).

351403441 is an equidigital number, since it uses as much as digits as its factorization.

351403441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 599230.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 351403441 is about 18745.7579467996. The cubic root of 351403441 is about 705.6705663158.

Adding to 351403441 its reverse (144304153), we get a palindrome (495707594).

The spelling of 351403441 in words is "three hundred fifty-one million, four hundred three thousand, four hundred forty-one".