354960820111 has 4 divisors (see below), whose sum is σ = 357670444824. Its totient is φ = 352251195400.

The previous prime is 354960820079. The next prime is 354960820117. The reversal of 354960820111 is 111028069453.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 354960820111 - 2⁵ = 354960820079 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 (354960820117) 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, 1354812160 + ... + 1354812421.

It is an arithmetic number, because the mean of its divisors is an integer number (89417611206).

Almost surely, 2^354960820111 is an apocalyptic number.

354960820111 is a deficient number, since it is larger than the sum of its proper divisors (2709624713).

354960820111 is a wasteful number, since it uses less digits than its factorization.

354960820111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2709624712.

The product of its (nonzero) digits is 51840, while the sum is 40.

Adding to 354960820111 its reverse (111028069453), we get a palindrome (465988889564).

The spelling of 354960820111 in words is "three hundred fifty-four billion, nine hundred sixty million, eight hundred twenty thousand, one hundred eleven".