3477331345 has 4 divisors (see below), whose sum is σ = 4172797620. Its totient is φ = 2781865072.

The previous prime is 3477331343. The next prime is 3477331357. The reversal of 3477331345 is 5431337743.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2704936081 + 772395264 = 52009^2 + 27792^2 .

It is a cyclic number.

It is not a de Polignac number, because 3477331345 - 2¹ = 3477331343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3477331298 and 3477331307.

It is not an unprimeable number, because it can be changed into a prime (3477331343) 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, 347733130 + ... + 347733139.

It is an arithmetic number, because the mean of its divisors is an integer number (1043199405).

Almost surely, 2^3477331345 is an apocalyptic number.

It is an amenable number.

3477331345 is a deficient number, since it is larger than the sum of its proper divisors (695466275).

3477331345 is an equidigital number, since it uses as much as digits as its factorization.

3477331345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695466274.

The product of its digits is 317520, while the sum is 40.

The square root of 3477331345 is about 58968.9015074895. The cubic root of 3477331345 is about 1515.0095080859.

The spelling of 3477331345 in words is "three billion, four hundred seventy-seven million, three hundred thirty-one thousand, three hundred forty-five".