9148734427 has 8 divisors (see below), whose sum is σ = 10456476896. Its totient is φ = 7841187072.

The previous prime is 9148734409. The next prime is 9148734431. The reversal of 9148734427 is 7244378419.

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 9148734427 - 2⁷ = 9148734299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9148734457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71473 + ... + 152989.

It is an arithmetic number, because the mean of its divisors is an integer number (1307059612).

Almost surely, 2^9148734427 is an apocalyptic number.

9148734427 is a deficient number, since it is larger than the sum of its proper divisors (1307742469).

9148734427 is a wasteful number, since it uses less digits than its factorization.

9148734427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97557.

The product of its digits is 1354752, while the sum is 49.

The square root of 9148734427 is about 95649.0168637399. The cubic root of 9148734427 is about 2091.4797962297.

The spelling of 9148734427 in words is "nine billion, one hundred forty-eight million, seven hundred thirty-four thousand, four hundred twenty-seven".