147946423 has 2 divisors, whose sum is σ = 147946424. Its totient is φ = 147946422.

The previous prime is 147946363. The next prime is 147946433. The reversal of 147946423 is 324649741.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 147946423 - 2¹⁷ = 147815351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147946433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73973211 + 73973212.

It is an arithmetic number, because the mean of its divisors is an integer number (73973212).

Almost surely, 2^147946423 is an apocalyptic number.

147946423 is a deficient number, since it is larger than the sum of its proper divisors (1).

147946423 is an equidigital number, since it uses as much as digits as its factorization.

147946423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 40.

The square root of 147946423 is about 12163.3228601398. The cubic root of 147946423 is about 528.8934108665.

The spelling of 147946423 in words is "one hundred forty-seven million, nine hundred forty-six thousand, four hundred twenty-three".