345263365 has 4 divisors (see below), whose sum is σ = 414316044. Its totient is φ = 276210688.

The previous prime is 345263341. The next prime is 345263389. The reversal of 345263365 is 563362543.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 563362543 = 733 ⋅768571.

It is an interprime number because it is at equal distance from previous prime (345263341) and next prime (345263389).

It can be written as a sum of positive squares in 2 ways, for example, as 137874564 + 207388801 = 11742^2 + 14401^2 .

It is a cyclic number.

It is not a de Polignac number, because 345263365 - 2⁵ = 345263333 is a prime.

It is a super-2 number, since 2×345263365² = 238413582422246450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 34526332 + ... + 34526341.

It is an arithmetic number, because the mean of its divisors is an integer number (103579011).

Almost surely, 2^345263365 is an apocalyptic number.

It is an amenable number.

345263365 is a deficient number, since it is larger than the sum of its proper divisors (69052679).

345263365 is an equidigital number, since it uses as much as digits as its factorization.

345263365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69052678.

The product of its digits is 194400, while the sum is 37.

The square root of 345263365 is about 18581.2638160056. The cubic root of 345263365 is about 701.5363297447.

The spelling of 345263365 in words is "three hundred forty-five million, two hundred sixty-three thousand, three hundred sixty-five".