345534613 has 8 divisors (see below), whose sum is σ = 352467288. Its totient is φ = 338617344.

The previous prime is 345534583. The next prime is 345534671. The reversal of 345534613 is 316435543.

It can be written as a sum of positive squares in 4 ways, for example, as 72029169 + 273505444 = 8487^2 + 16538^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 345534613 - 2²¹ = 343437461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345535613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48445 + ... + 55117.

It is an arithmetic number, because the mean of its divisors is an integer number (44058411).

Almost surely, 2^345534613 is an apocalyptic number.

It is an amenable number.

345534613 is a deficient number, since it is larger than the sum of its proper divisors (6932675).

345534613 is an equidigital number, since it uses as much as digits as its factorization.

345534613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7703.

The product of its digits is 64800, while the sum is 34.

The square root of 345534613 is about 18588.5613483131. The cubic root of 345534613 is about 701.7199967991.

The spelling of 345534613 in words is "three hundred forty-five million, five hundred thirty-four thousand, six hundred thirteen".