6161622029 has 2 divisors, whose sum is σ = 6161622030. Its totient is φ = 6161622028.

The previous prime is 6161622011. The next prime is 6161622067. The reversal of 6161622029 is 9202261616.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5775696004 + 385926025 = 75998^2 + 19645^2 .

It is a cyclic number.

It is not a de Polignac number, because 6161622029 - 2²⁸ = 5893186573 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6161622029.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6161621029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3080811014 + 3080811015.

It is an arithmetic number, because the mean of its divisors is an integer number (3080811015).

Almost surely, 2^6161622029 is an apocalyptic number.

It is an amenable number.

6161622029 is a deficient number, since it is larger than the sum of its proper divisors (1).

6161622029 is an equidigital number, since it uses as much as digits as its factorization.

6161622029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 6161622029 is about 78496.0000828068. Note that the first 4 decimals coincide. The cubic root of 6161622029 is about 1833.2921745875.

The spelling of 6161622029 in words is "six billion, one hundred sixty-one million, six hundred twenty-two thousand, twenty-nine".