345611 has 8 divisors (see below), whose sum is σ = 399840. Its totient is φ = 292608.

The previous prime is 345607. The next prime is 345637. The reversal of 345611 is 116543.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 345611 - 2² = 345607 is a prime.

It is not an unprimeable number, because it can be changed into a prime (345601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 425 + ... + 933.

It is an arithmetic number, because the mean of its divisors is an integer number (49980).

2³⁴⁵⁶¹¹ is an apocalyptic number.

345611 is a deficient number, since it is larger than the sum of its proper divisors (54229).

345611 is an equidigital number, since it uses as much as digits as its factorization.

345611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613.

The product of its digits is 360, while the sum is 20.

The square root of 345611 is about 587.8868938835. The cubic root of 345611 is about 70.1771702508.

The spelling of 345611 in words is "three hundred forty-five thousand, six hundred eleven".