146544007 has 2 divisors, whose sum is σ = 146544008. Its totient is φ = 146544006.

The previous prime is 146543987. The next prime is 146544059. The reversal of 146544007 is 700445641.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146544007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 146544007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146544907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73272003 + 73272004.

It is an arithmetic number, because the mean of its divisors is an integer number (73272004).

Almost surely, 2^146544007 is an apocalyptic number.

146544007 is a deficient number, since it is larger than the sum of its proper divisors (1).

146544007 is an equidigital number, since it uses as much as digits as its factorization.

146544007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 146544007 is about 12105.5362128243. The cubic root of 146544007 is about 527.2169375961.

Adding to 146544007 its reverse (700445641), we get a palindrome (846989648).

The spelling of 146544007 in words is "one hundred forty-six million, five hundred forty-four thousand, seven".