9146155147 has 2 divisors, whose sum is σ = 9146155148. Its totient is φ = 9146155146.

The previous prime is 9146155127. The next prime is 9146155157. The reversal of 9146155147 is 7415516419.

It is a strong prime.

It is an emirp because it is prime and its reverse (7415516419) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9146155147 - 2⁷ = 9146155019 is a prime.

It is not a weakly prime, because it can be changed into another prime (9146155127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4573077573 + 4573077574.

It is an arithmetic number, because the mean of its divisors is an integer number (4573077574).

Almost surely, 2^9146155147 is an apocalyptic number.

9146155147 is a deficient number, since it is larger than the sum of its proper divisors (1).

9146155147 is an equidigital number, since it uses as much as digits as its factorization.

9146155147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 151200, while the sum is 43.

The square root of 9146155147 is about 95635.5328682807. The cubic root of 9146155147 is about 2091.2832291859.

The spelling of 9146155147 in words is "nine billion, one hundred forty-six million, one hundred fifty-five thousand, one hundred forty-seven".