345454511 has 4 divisors (see below), whose sum is σ = 345564024. Its totient is φ = 345345000.

The previous prime is 345454507. The next prime is 345454519. The reversal of 345454511 is 115454543.

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

It is a cyclic number.

It is not a de Polignac number, because 345454511 - 2² = 345454507 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345454519) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49880 + ... + 56381.

It is an arithmetic number, because the mean of its divisors is an integer number (86391006).

Almost surely, 2^345454511 is an apocalyptic number.

345454511 is a deficient number, since it is larger than the sum of its proper divisors (109513).

345454511 is a wasteful number, since it uses less digits than its factorization.

345454511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109512.

The product of its digits is 24000, while the sum is 32.

The square root of 345454511 is about 18586.4066188169. The cubic root of 345454511 is about 701.6657682529.

Adding to 345454511 its sum of digits (32), we get a palindrome (345454543).

It can be divided in two parts, 34 and 5454511, that added together give a palindrome (5454545).

The spelling of 345454511 in words is "three hundred forty-five million, four hundred fifty-four thousand, five hundred eleven".