2145200792269 has 2 divisors, whose sum is σ = 2145200792270. Its totient is φ = 2145200792268.

The previous prime is 2145200792257. The next prime is 2145200792297. The reversal of 2145200792269 is 9622970025412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2005092816169 + 140107976100 = 1416013^2 + 374310^2 .

It is a cyclic number.

It is not a de Polignac number, because 2145200792269 - 2⁹ = 2145200791757 is a prime.

It is a super-2 number, since 2×2145200792269² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2145200796269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1072600396134 + 1072600396135.

It is an arithmetic number, because the mean of its divisors is an integer number (1072600396135).

Almost surely, 2^{2145200792269} is an apocalyptic number.

It is an amenable number.

2145200792269 is a deficient number, since it is larger than the sum of its proper divisors (1).

2145200792269 is an equidigital number, since it uses as much as digits as its factorization.

2145200792269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The spelling of 2145200792269 in words is "two trillion, one hundred forty-five billion, two hundred million, seven hundred ninety-two thousand, two hundred sixty-nine".