1073769309 has 6 divisors (see below), whose sum is σ = 1551000126. Its totient is φ = 715846200.

The previous prime is 1073769259. The next prime is 1073769313. The reversal of 1073769309 is 9039673701.

It can be written as a sum of positive squares in only one way, i.e., 936176409 + 137592900 = 30597^2 + 11730^2 .

It is not a de Polignac number, because 1073769309 - 2⁹ = 1073768797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1073769209) 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 in 5 ways as a sum of consecutive naturals, for example, 59653842 + ... + 59653859.

It is an arithmetic number, because the mean of its divisors is an integer number (258500021).

Almost surely, 2^1073769309 is an apocalyptic number.

It is an amenable number.

1073769309 is a deficient number, since it is larger than the sum of its proper divisors (477230817).

1073769309 is a wasteful number, since it uses less digits than its factorization.

1073769309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119307707 (or 119307704 counting only the distinct ones).

The product of its (nonzero) digits is 214326, while the sum is 45.

The square root of 1073769309 is about 32768.4193851336. The cubic root of 1073769309 is about 1024.0087371716.

The spelling of 1073769309 in words is "one billion, seventy-three million, seven hundred sixty-nine thousand, three hundred nine".