9437673481 has 2 divisors, whose sum is σ = 9437673482. Its totient is φ = 9437673480.

The previous prime is 9437673457. The next prime is 9437673523. The reversal of 9437673481 is 1843767349.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9436373881 + 1299600 = 97141^2 + 1140^2 .

It is a cyclic number.

It is not a de Polignac number, because 9437673481 - 2⁷ = 9437673353 is a prime.

It is a super-2 number, since 2×9437673481² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9437653481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4718836740 + 4718836741.

It is an arithmetic number, because the mean of its divisors is an integer number (4718836741).

Almost surely, 2^9437673481 is an apocalyptic number.

It is an amenable number.

9437673481 is a deficient number, since it is larger than the sum of its proper divisors (1).

9437673481 is an equidigital number, since it uses as much as digits as its factorization.

9437673481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3048192, while the sum is 52.

The square root of 9437673481 is about 97147.6890152308. The cubic root of 9437673481 is about 2113.2699745462.

It can be divided in two parts, 943767348 and 1, that added together give a palindrome (943767349).

The spelling of 9437673481 in words is "nine billion, four hundred thirty-seven million, six hundred seventy-three thousand, four hundred eighty-one".