2142067069 has 2 divisors, whose sum is σ = 2142067070. Its totient is φ = 2142067068.

The previous prime is 2142067063. The next prime is 2142067097. The reversal of 2142067069 is 9607602412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2138600025 + 3467044 = 46245^2 + 1862^2 .

It is a cyclic number.

It is not a de Polignac number, because 2142067069 - 2²⁷ = 2007849341 is a prime.

It is a super-2 number, since 2×2142067069² = 9176902656188501522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2142067063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1071033534 + 1071033535.

It is an arithmetic number, because the mean of its divisors is an integer number (1071033535).

Almost surely, 2^2142067069 is an apocalyptic number.

It is an amenable number.

2142067069 is a deficient number, since it is larger than the sum of its proper divisors (1).

2142067069 is an equidigital number, since it uses as much as digits as its factorization.

2142067069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 2142067069 is about 46282.4704288784. The cubic root of 2142067069 is about 1289.0735228136.

The spelling of 2142067069 in words is "two billion, one hundred forty-two million, sixty-seven thousand, sixty-nine".