145828637 has 2 divisors, whose sum is σ = 145828638. Its totient is φ = 145828636.

The previous prime is 145828633. The next prime is 145828651. The reversal of 145828637 is 736828541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 128572921 + 17255716 = 11339^2 + 4154^2 .

It is a cyclic number.

It is not a de Polignac number, because 145828637 - 2² = 145828633 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145828633) 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, 72914318 + 72914319.

It is an arithmetic number, because the mean of its divisors is an integer number (72914319).

Almost surely, 2^145828637 is an apocalyptic number.

It is an amenable number.

145828637 is a deficient number, since it is larger than the sum of its proper divisors (1).

145828637 is an equidigital number, since it uses as much as digits as its factorization.

145828637 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 322560, while the sum is 44.

The square root of 145828637 is about 12075.9528402524. The cubic root of 145828637 is about 526.3576495097.

The spelling of 145828637 in words is "one hundred forty-five million, eight hundred twenty-eight thousand, six hundred thirty-seven".