1073627389 has 4 divisors (see below), whose sum is σ = 1091227900. Its totient is φ = 1056026880.

The previous prime is 1073627377. The next prime is 1073627431. The reversal of 1073627389 is 9837263701.

It is a happy number.

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 494840025 + 578787364 = 22245^2 + 24058^2 .

It is a cyclic number.

It is not a de Polignac number, because 1073627389 - 2⁹ = 1073626877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1073627339) 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, 8800164 + ... + 8800285.

It is an arithmetic number, because the mean of its divisors is an integer number (272806975).

Almost surely, 2^1073627389 is an apocalyptic number.

It is an amenable number.

1073627389 is a deficient number, since it is larger than the sum of its proper divisors (17600511).

1073627389 is an equidigital number, since it uses as much as digits as its factorization.

1073627389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17600510.

The product of its (nonzero) digits is 381024, while the sum is 46.

The square root of 1073627389 is about 32766.2538139471. The cubic root of 1073627389 is about 1023.9636208008.

The spelling of 1073627389 in words is "one billion, seventy-three million, six hundred twenty-seven thousand, three hundred eighty-nine".