345505514 has 4 divisors (see below), whose sum is σ = 518258274. Its totient is φ = 172752756.

The previous prime is 345505493. The next prime is 345505541. The reversal of 345505514 is 415505543.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 415505543 = 3907 ⋅106349.

It can be written as a sum of positive squares in only one way, i.e., 289510225 + 55995289 = 17015^2 + 7483^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86376377 + ... + 86376380.

Almost surely, 2^345505514 is an apocalyptic number.

345505514 is a deficient number, since it is larger than the sum of its proper divisors (172752760).

345505514 is a wasteful number, since it uses less digits than its factorization.

345505514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172752759.

The product of its (nonzero) digits is 30000, while the sum is 32.

The square root of 345505514 is about 18587.7786192971. The cubic root of 345505514 is about 701.7002979299.

The spelling of 345505514 in words is "three hundred forty-five million, five hundred five thousand, five hundred fourteen".