1072373609 has 2 divisors, whose sum is σ = 1072373610. Its totient is φ = 1072373608.

The previous prime is 1072373593. The next prime is 1072373647. The reversal of 1072373609 is 9063732701.

It is an a-pointer prime, because the next prime (1072373647) can be obtained adding 1072373609 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1014613609 + 57760000 = 31853^2 + 7600^2 .

It is an emirp because it is prime and its reverse (9063732701) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1072373609 - 2⁴ = 1072373593 is a prime.

It is a super-2 number, since 2×1072373609² = 2299970314559369762, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1072375609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 536186804 + 536186805.

It is an arithmetic number, because the mean of its divisors is an integer number (536186805).

Almost surely, 2^1072373609 is an apocalyptic number.

It is an amenable number.

1072373609 is a deficient number, since it is larger than the sum of its proper divisors (1).

1072373609 is an equidigital number, since it uses as much as digits as its factorization.

1072373609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47628, while the sum is 38.

The square root of 1072373609 is about 32747.1160409585. The cubic root of 1072373609 is about 1023.5648712918.

The spelling of 1072373609 in words is "one billion, seventy-two million, three hundred seventy-three thousand, six hundred nine".