146503249 has 2 divisors, whose sum is σ = 146503250. Its totient is φ = 146503248.

The previous prime is 146503237. The next prime is 146503321. The reversal of 146503249 is 942305641.

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., 106750224 + 39753025 = 10332^2 + 6305^2 .

It is a cyclic number.

It is not a de Polignac number, because 146503249 - 2⁷ = 146503121 is a prime.

It is not a weakly prime, because it can be changed into another prime (146503949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73251624 + 73251625.

It is an arithmetic number, because the mean of its divisors is an integer number (73251625).

Almost surely, 2^146503249 is an apocalyptic number.

It is an amenable number.

146503249 is a deficient number, since it is larger than the sum of its proper divisors (1).

146503249 is an equidigital number, since it uses as much as digits as its factorization.

146503249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 146503249 is about 12103.8526511190. The cubic root of 146503249 is about 527.1680551231.

The spelling of 146503249 in words is "one hundred forty-six million, five hundred three thousand, two hundred forty-nine".