354531052111 has 4 divisors (see below), whose sum is σ = 354533220424. Its totient is φ = 354528883800.

The previous prime is 354531052091. The next prime is 354531052157. The reversal of 354531052111 is 111250135453.

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 354531052111 - 2¹⁵ = 354531019343 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 (354531052181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 816945 + ... + 1173226.

It is an arithmetic number, because the mean of its divisors is an integer number (88633305106).

Almost surely, 2^354531052111 is an apocalyptic number.

354531052111 is a deficient number, since it is larger than the sum of its proper divisors (2168313).

354531052111 is a wasteful number, since it uses less digits than its factorization.

354531052111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2168312.

The product of its (nonzero) digits is 9000, while the sum is 31.

Adding to 354531052111 its reverse (111250135453), we get a palindrome (465781187564).

The spelling of 354531052111 in words is "three hundred fifty-four billion, five hundred thirty-one million, fifty-two thousand, one hundred eleven".