345069651 has 4 divisors (see below), whose sum is σ = 460092872. Its totient is φ = 230046432.

The previous prime is 345069623. The next prime is 345069661. The reversal of 345069651 is 156960543.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 156960543 = 3 ⋅52320181.

It is not a de Polignac number, because 345069651 - 2⁷ = 345069523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345069601) 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, 57511606 + ... + 57511611.

It is an arithmetic number, because the mean of its divisors is an integer number (115023218).

Almost surely, 2^345069651 is an apocalyptic number.

345069651 is a deficient number, since it is larger than the sum of its proper divisors (115023221).

345069651 is a wasteful number, since it uses less digits than its factorization.

345069651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115023220.

The product of its (nonzero) digits is 97200, while the sum is 39.

The square root of 345069651 is about 18576.0504682777. The cubic root of 345069651 is about 701.4051035119.

The spelling of 345069651 in words is "three hundred forty-five million, sixty-nine thousand, six hundred fifty-one".