146332037 has 2 divisors, whose sum is σ = 146332038. Its totient is φ = 146332036.

The previous prime is 146332033. The next prime is 146332061. The reversal of 146332037 is 730233641.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90516196 + 55815841 = 9514^2 + 7471^2 .

It is a cyclic number.

It is not a de Polignac number, because 146332037 - 2² = 146332033 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146332033) 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, 73166018 + 73166019.

It is an arithmetic number, because the mean of its divisors is an integer number (73166019).

Almost surely, 2^146332037 is an apocalyptic number.

It is an amenable number.

146332037 is a deficient number, since it is larger than the sum of its proper divisors (1).

146332037 is an equidigital number, since it uses as much as digits as its factorization.

146332037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 29.

The square root of 146332037 is about 12096.7779594403. Note that the first 3 decimals coincide. The cubic root of 146332037 is about 526.9626155838.

Adding to 146332037 its reverse (730233641), we get a palindrome (876565678).

The spelling of 146332037 in words is "one hundred forty-six million, three hundred thirty-two thousand, thirty-seven".