33674171161 has 2 divisors, whose sum is σ = 33674171162. Its totient is φ = 33674171160.

The previous prime is 33674171099. The next prime is 33674171221. The reversal of 33674171161 is 16117147633.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25953210000 + 7720961161 = 161100^2 + 87869^2 .

It is a cyclic number.

It is not a de Polignac number, because 33674171161 - 2²⁹ = 33137300249 is a prime.

It is a super-2 number, since 2×33674171161² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33674171261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16837085580 + 16837085581.

It is an arithmetic number, because the mean of its divisors is an integer number (16837085581).

Almost surely, 2^33674171161 is an apocalyptic number.

It is an amenable number.

33674171161 is a deficient number, since it is larger than the sum of its proper divisors (1).

33674171161 is an equidigital number, since it uses as much as digits as its factorization.

33674171161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63504, while the sum is 40.

The spelling of 33674171161 in words is "thirty-three billion, six hundred seventy-four million, one hundred seventy-one thousand, one hundred sixty-one".