1102071169 has 4 divisors (see below), whose sum is σ = 1103164420. Its totient is φ = 1100977920.

The previous prime is 1102071161. The next prime is 1102071221. The reversal of 1102071169 is 9611702011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 657409600 + 444661569 = 25640^2 + 21087^2 .

It is a cyclic number.

It is not a de Polignac number, because 1102071169 - 2³ = 1102071161 is a prime.

It is a super-2 number, since 2×1102071169² = 2429121723082053122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1102071161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 545112 + ... + 547129.

It is an arithmetic number, because the mean of its divisors is an integer number (275791105).

Almost surely, 2^1102071169 is an apocalyptic number.

It is an amenable number.

1102071169 is a deficient number, since it is larger than the sum of its proper divisors (1093251).

1102071169 is a wasteful number, since it uses less digits than its factorization.

1102071169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1093250.

The product of its (nonzero) digits is 756, while the sum is 28.

The square root of 1102071169 is about 33197.4572670860. The cubic root of 1102071169 is about 1032.9275960907.

The spelling of 1102071169 in words is "one billion, one hundred two million, seventy-one thousand, one hundred sixty-nine".