350904161 has 2 divisors, whose sum is σ = 350904162. Its totient is φ = 350904160.

The previous prime is 350904143. The next prime is 350904247. The reversal of 350904161 is 161409053.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 280763536 + 70140625 = 16756^2 + 8375^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-350904161 is a prime.

It is a super-2 number, since 2×350904161² = 246267460414227842, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (350904121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175452080 + 175452081.

It is an arithmetic number, because the mean of its divisors is an integer number (175452081).

Almost surely, 2^350904161 is an apocalyptic number.

It is an amenable number.

350904161 is a deficient number, since it is larger than the sum of its proper divisors (1).

350904161 is an equidigital number, since it uses as much as digits as its factorization.

350904161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 350904161 is about 18732.4360668868. The cubic root of 350904161 is about 705.3361983167.

The spelling of 350904161 in words is "three hundred fifty million, nine hundred four thousand, one hundred sixty-one".