9973185037 has 2 divisors, whose sum is σ = 9973185038. Its totient is φ = 9973185036.

The previous prime is 9973184983. The next prime is 9973185083. The reversal of 9973185037 is 7305813799.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9402405156 + 570779881 = 96966^2 + 23891^2 .

It is a cyclic number.

It is not a de Polignac number, because 9973185037 - 2⁷ = 9973184909 is a prime.

It is a super-4 number, since 4×9973185037⁴ (a number of 41 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9973185437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4986592518 + 4986592519.

It is an arithmetic number, because the mean of its divisors is an integer number (4986592519).

Almost surely, 2^9973185037 is an apocalyptic number.

It is an amenable number.

9973185037 is a deficient number, since it is larger than the sum of its proper divisors (1).

9973185037 is an equidigital number, since it uses as much as digits as its factorization.

9973185037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1428840, while the sum is 52.

The square root of 9973185037 is about 99865.8351840108. The cubic root of 9973185037 is about 2152.5072633247.

The spelling of 9973185037 in words is "nine billion, nine hundred seventy-three million, one hundred eighty-five thousand, thirty-seven".