9378496739 has 2 divisors, whose sum is σ = 9378496740. Its totient is φ = 9378496738.

The previous prime is 9378496669. The next prime is 9378496759. The reversal of 9378496739 is 9376948739.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9378496739 - 2²⁰ = 9377448163 is a prime.

It is not a weakly prime, because it can be changed into another prime (9378496759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4689248369 + 4689248370.

It is an arithmetic number, because the mean of its divisors is an integer number (4689248370).

Almost surely, 2^9378496739 is an apocalyptic number.

9378496739 is a deficient number, since it is larger than the sum of its proper divisors (1).

9378496739 is an equidigital number, since it uses as much as digits as its factorization.

9378496739 is an evil number, because the sum of its binary digits is even.

The product of its digits is 61725888, while the sum is 65.

The square root of 9378496739 is about 96842.6390542926. The cubic root of 9378496739 is about 2108.8437874582.

The spelling of 9378496739 in words is "nine billion, three hundred seventy-eight million, four hundred ninety-six thousand, seven hundred thirty-nine".