3736121573 has 2 divisors, whose sum is σ = 3736121574. Its totient is φ = 3736121572.

The previous prime is 3736121567. The next prime is 3736121611. The reversal of 3736121573 is 3751216373.

It is a happy number.

3736121573 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (3736121611) can be obtained adding 3736121573 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., 2516226244 + 1219895329 = 50162^2 + 34927^2 .

It is an emirp because it is prime and its reverse (3751216373) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3736121573 - 2¹⁴ = 3736105189 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3736121273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1868060786 + 1868060787.

It is an arithmetic number, because the mean of its divisors is an integer number (1868060787).

Almost surely, 2^3736121573 is an apocalyptic number.

It is an amenable number.

3736121573 is a deficient number, since it is larger than the sum of its proper divisors (1).

3736121573 is an equidigital number, since it uses as much as digits as its factorization.

3736121573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 79380, while the sum is 38.

The square root of 3736121573 is about 61123.8216491737. The cubic root of 3736121573 is about 1551.6972837350.

The spelling of 3736121573 in words is "three billion, seven hundred thirty-six million, one hundred twenty-one thousand, five hundred seventy-three".