345011100 has 72 divisors (see below), whose sum is σ = 1140843648. Its totient is φ = 78859200.

The previous prime is 345011083. The next prime is 345011113. The reversal of 345011100 is 1110543.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 345011100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 80046 + ... + 84245.

Almost surely, 2^345011100 is an apocalyptic number.

345011100 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

345011100 is an abundant number, since it is smaller than the sum of its proper divisors (795832548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345011100 is a wasteful number, since it uses less digits than its factorization.

345011100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164315 (or 164308 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 345011100 is about 18574.4744205590. The cubic root of 345011100 is about 701.3654300788.

Adding to 345011100 its reverse (1110543), we get a palindrome (346121643).

The spelling of 345011100 in words is "three hundred forty-five million, eleven thousand, one hundred".