146965547 has 2 divisors, whose sum is σ = 146965548. Its totient is φ = 146965546.

The previous prime is 146965501. The next prime is 146965597. The reversal of 146965547 is 745569641.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 146965547 - 2²² = 142771243 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (146965597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73482773 + 73482774.

It is an arithmetic number, because the mean of its divisors is an integer number (73482774).

Almost surely, 2^146965547 is an apocalyptic number.

146965547 is a deficient number, since it is larger than the sum of its proper divisors (1).

146965547 is an equidigital number, since it uses as much as digits as its factorization.

146965547 is an evil number, because the sum of its binary digits is even.

The product of its digits is 907200, while the sum is 47.

The square root of 146965547 is about 12122.9347519485. The cubic root of 146965547 is about 527.7219742177.

The spelling of 146965547 in words is "one hundred forty-six million, nine hundred sixty-five thousand, five hundred forty-seven".