345057005 has 32 divisors (see below), whose sum is σ = 453081600. Its totient is φ = 251361792.

The previous prime is 345056989. The next prime is 345057029. The reversal of 345057005 is 500750543.

It is not a de Polignac number, because 345057005 - 2⁴ = 345056989 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 312284 + ... + 313386.

It is an arithmetic number, because the mean of its divisors is an integer number (14158800).

Almost surely, 2^345057005 is an apocalyptic number.

It is an amenable number.

345057005 is a deficient number, since it is larger than the sum of its proper divisors (108024595).

345057005 is a wasteful number, since it uses less digits than its factorization.

345057005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1253.

The product of its (nonzero) digits is 10500, while the sum is 29.

The square root of 345057005 is about 18575.7100806403. The cubic root of 345057005 is about 701.3965351188.

The spelling of 345057005 in words is "three hundred forty-five million, fifty-seven thousand, five".