345556101 has 32 divisors (see below), whose sum is σ = 522510336. Its totient is φ = 201240000.

The previous prime is 345556031. The next prime is 345556103. The reversal of 345556101 is 101655543.

It is not a de Polignac number, because 345556101 - 2¹⁴ = 345539717 is a prime.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345556103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 153355 + ... + 155591.

It is an arithmetic number, because the mean of its divisors is an integer number (16328448).

Almost surely, 2^345556101 is an apocalyptic number.

345556101 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

345556101 is a deficient number, since it is larger than the sum of its proper divisors (176954235).

345556101 is a wasteful number, since it uses less digits than its factorization.

345556101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2433.

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 345556101 is about 18589.1393291890. The cubic root of 345556101 is about 701.7345426132.

The spelling of 345556101 in words is "three hundred forty-five million, five hundred fifty-six thousand, one hundred one".