3494907161 has 4 divisors (see below), whose sum is σ = 3495060324. Its totient is φ = 3494754000.

The previous prime is 3494907133. The next prime is 3494907167. The reversal of 3494907161 is 1617094943.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1617094943 = 31 ⋅52164353.

It can be written as a sum of positive squares in 2 ways, for example, as 1474944025 + 2019963136 = 38405^2 + 44944^2 .

It is a cyclic number.

It is not a de Polignac number, because 3494907161 - 2²² = 3490712857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3494907167) 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, 34730 + ... + 90531.

It is an arithmetic number, because the mean of its divisors is an integer number (873765081).

Almost surely, 2^3494907161 is an apocalyptic number.

It is an amenable number.

3494907161 is a deficient number, since it is larger than the sum of its proper divisors (153163).

3494907161 is a wasteful number, since it uses less digits than its factorization.

3494907161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153162.

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 3494907161 is about 59117.7398164037. The cubic root of 3494907161 is about 1517.5577066155.

The spelling of 3494907161 in words is "three billion, four hundred ninety-four million, nine hundred seven thousand, one hundred sixty-one".