345453120 has 112 divisors (see below), whose sum is σ = 1218712320. Its totient is φ = 92118528.

The previous prime is 345453109. The next prime is 345453179. The reversal of 345453120 is 21354543.

345453120 is a `hidden beast` number, since 345 + 4 + 5 + 312 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 11352 + ... + 28631.

It is an arithmetic number, because the mean of its divisors is an integer number (10881360).

Almost surely, 2^345453120 is an apocalyptic number.

345453120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

345453120 is an abundant number, since it is smaller than the sum of its proper divisors (873259200).

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

345453120 is a wasteful number, since it uses less digits than its factorization.

345453120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40009 (or 39993 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 345453120 is about 18586.3691989587. The cubic root of 345453120 is about 701.6648264806.

The spelling of 345453120 in words is "three hundred forty-five million, four hundred fifty-three thousand, one hundred twenty".