351355280103 has 12 divisors (see below), whose sum is σ = 509134634320. Its totient is φ = 233488490976.

The previous prime is 351355280063. The next prime is 351355280123. The reversal of 351355280103 is 301082553153.

351355280103 is a `hidden beast` number, since 3 + 5 + 13 + 552 + 80 + 10 + 3 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-351355280103 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 (351355280123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62360563 + ... + 62366196.

Almost surely, 2^351355280103 is an apocalyptic number.

351355280103 is a deficient number, since it is larger than the sum of its proper divisors (157779354217).

351355280103 is a wasteful number, since it uses less digits than its factorization.

351355280103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124727078 (or 124727075 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The spelling of 351355280103 in words is "three hundred fifty-one billion, three hundred fifty-five million, two hundred eighty thousand, one hundred three".