146264947 has 2 divisors, whose sum is σ = 146264948. Its totient is φ = 146264946.

The previous prime is 146264929. The next prime is 146264969. The reversal of 146264947 is 749462641.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 146264947 - 2²⁷ = 12047219 is a prime.

It is not a weakly prime, because it can be changed into another prime (146264927) 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, 73132473 + 73132474.

It is an arithmetic number, because the mean of its divisors is an integer number (73132474).

Almost surely, 2^146264947 is an apocalyptic number.

146264947 is a deficient number, since it is larger than the sum of its proper divisors (1).

146264947 is an equidigital number, since it uses as much as digits as its factorization.

146264947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 290304, while the sum is 43.

The square root of 146264947 is about 12094.0045890516. The cubic root of 146264947 is about 526.8820697080.

The spelling of 146264947 in words is "one hundred forty-six million, two hundred sixty-four thousand, nine hundred forty-seven".