345081441 has 4 divisors (see below), whose sum is σ = 460108592. Its totient is φ = 230054292.

The previous prime is 345081433. The next prime is 345081497. The reversal of 345081441 is 144180543.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 345081441 - 2³ = 345081433 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 345081399 and 345081408.

It is not an unprimeable number, because it can be changed into a prime (345081041) by changing a digit.

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, 57513571 + ... + 57513576.

It is an arithmetic number, because the mean of its divisors is an integer number (115027148).

Almost surely, 2^345081441 is an apocalyptic number.

It is an amenable number.

345081441 is a deficient number, since it is larger than the sum of its proper divisors (115027151).

345081441 is a wasteful number, since it uses less digits than its factorization.

345081441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115027150.

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 345081441 is about 18576.3678096661. The cubic root of 345081441 is about 701.4130917272.

The spelling of 345081441 in words is "three hundred forty-five million, eighty-one thousand, four hundred forty-one".