9156155147 has 4 divisors (see below), whose sum is σ = 9160893840. Its totient is φ = 9151416456.

The previous prime is 9156155143. The next prime is 9156155149. The reversal of 9156155147 is 7415516519.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9156155147 - 2² = 9156155143 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9156155098 and 9156155107.

It is not an unprimeable number, because it can be changed into a prime (9156155143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2366447 + ... + 2370312.

It is an arithmetic number, because the mean of its divisors is an integer number (2290223460).

Almost surely, 2^9156155147 is an apocalyptic number.

9156155147 is a deficient number, since it is larger than the sum of its proper divisors (4738693).

9156155147 is a wasteful number, since it uses less digits than its factorization.

9156155147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4738692.

The product of its digits is 189000, while the sum is 44.

The square root of 9156155147 is about 95687.8004084115. The cubic root of 9156155147 is about 2092.0451236600.

The spelling of 9156155147 in words is "nine billion, one hundred fifty-six million, one hundred fifty-five thousand, one hundred forty-seven".