351253156403 has 4 divisors (see below), whose sum is σ = 363365334240. Its totient is φ = 339140978568.

The previous prime is 351253156369. The next prime is 351253156421. The reversal of 351253156403 is 304651352153.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 304651352153 = 281 ⋅1084168513.

It is a cyclic number.

It is not a de Polignac number, because 351253156403 - 2²⁶ = 351186047539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (351253156433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6056088875 + ... + 6056088932.

It is an arithmetic number, because the mean of its divisors is an integer number (90841333560).

Almost surely, 2^351253156403 is an apocalyptic number.

351253156403 is a deficient number, since it is larger than the sum of its proper divisors (12112177837).

351253156403 is a wasteful number, since it uses less digits than its factorization.

351253156403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12112177836.

The product of its (nonzero) digits is 162000, while the sum is 38.

The spelling of 351253156403 in words is "three hundred fifty-one billion, two hundred fifty-three million, one hundred fifty-six thousand, four hundred three".