2169542033 has 2 divisors, whose sum is σ = 2169542034. Its totient is φ = 2169542032.

The previous prime is 2169541993. The next prime is 2169542047. The reversal of 2169542033 is 3302459612.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1645681489 + 523860544 = 40567^2 + 22888^2 .

It is a cyclic number.

It is not a de Polignac number, because 2169542033 - 2²² = 2165347729 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2169541984 and 2169542002.

It is not a weakly prime, because it can be changed into another prime (2169542083) 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 as a sum of consecutive naturals, namely, 1084771016 + 1084771017.

It is an arithmetic number, because the mean of its divisors is an integer number (1084771017).

Almost surely, 2^2169542033 is an apocalyptic number.

It is an amenable number.

2169542033 is a deficient number, since it is larger than the sum of its proper divisors (1).

2169542033 is an equidigital number, since it uses as much as digits as its factorization.

2169542033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 2169542033 is about 46578.3429610801. The cubic root of 2169542033 is about 1294.5615074498.

The spelling of 2169542033 in words is "two billion, one hundred sixty-nine million, five hundred forty-two thousand, thirty-three".