1074142169 has 2 divisors, whose sum is σ = 1074142170. Its totient is φ = 1074142168.

The previous prime is 1074142129. The next prime is 1074142177. The reversal of 1074142169 is 9612414701.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 673662025 + 400480144 = 25955^2 + 20012^2 .

It is an emirp because it is prime and its reverse (9612414701) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1074142169 - 2¹² = 1074138073 is a prime.

It is a super-2 number, since 2×1074142169² = 2307562798448049122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1074142129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 537071084 + 537071085.

It is an arithmetic number, because the mean of its divisors is an integer number (537071085).

Almost surely, 2^1074142169 is an apocalyptic number.

It is an amenable number.

1074142169 is a deficient number, since it is larger than the sum of its proper divisors (1).

1074142169 is an equidigital number, since it uses as much as digits as its factorization.

1074142169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 1074142169 is about 32774.1082105982. The cubic root of 1074142169 is about 1024.1272504343.

The spelling of 1074142169 in words is "one billion, seventy-four million, one hundred forty-two thousand, one hundred sixty-nine".