9138351405 has 8 divisors (see below), whose sum is σ = 14621362272. Its totient is φ = 4873787408.

The previous prime is 9138351367. The next prime is 9138351407. The reversal of 9138351405 is 5041538319.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9138351405 - 2¹⁶ = 9138285869 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9138351407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 304611699 + ... + 304611728.

It is an arithmetic number, because the mean of its divisors is an integer number (1827670284).

Almost surely, 2^9138351405 is an apocalyptic number.

It is an amenable number.

9138351405 is a deficient number, since it is larger than the sum of its proper divisors (5483010867).

9138351405 is a wasteful number, since it uses less digits than its factorization.

9138351405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609223435.

The product of its (nonzero) digits is 64800, while the sum is 39.

The square root of 9138351405 is about 95594.7247760042. The cubic root of 9138351405 is about 2090.6882805176.

The spelling of 9138351405 in words is "nine billion, one hundred thirty-eight million, three hundred fifty-one thousand, four hundred five".