345485755 has 4 divisors (see below), whose sum is σ = 414582912. Its totient is φ = 276388600.

The previous prime is 345485753. The next prime is 345485809. The reversal of 345485755 is 557584543.

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

It is not a de Polignac number, because 345485755 - 2¹ = 345485753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345485753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34548571 + ... + 34548580.

It is an arithmetic number, because the mean of its divisors is an integer number (103645728).

Almost surely, 2^345485755 is an apocalyptic number.

345485755 is a deficient number, since it is larger than the sum of its proper divisors (69097157).

345485755 is an equidigital number, since it uses as much as digits as its factorization.

345485755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69097156.

The product of its digits is 1680000, while the sum is 46.

The square root of 345485755 is about 18587.2471065513. The cubic root of 345485755 is about 701.6869212399.

The spelling of 345485755 in words is "three hundred forty-five million, four hundred eighty-five thousand, seven hundred fifty-five".