145946597 has 2 divisors, whose sum is σ = 145946598. Its totient is φ = 145946596.

The previous prime is 145946551. The next prime is 145946617. The reversal of 145946597 is 795649541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99720196 + 46226401 = 9986^2 + 6799^2 .

It is a cyclic number.

It is not a de Polignac number, because 145946597 - 2⁸ = 145946341 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145946197) 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, 72973298 + 72973299.

It is an arithmetic number, because the mean of its divisors is an integer number (72973299).

Almost surely, 2^145946597 is an apocalyptic number.

It is an amenable number.

145946597 is a deficient number, since it is larger than the sum of its proper divisors (1).

145946597 is an equidigital number, since it uses as much as digits as its factorization.

145946597 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1360800, while the sum is 50.

The square root of 145946597 is about 12080.8359396194. The cubic root of 145946597 is about 526.4995338838.

The spelling of 145946597 in words is "one hundred forty-five million, nine hundred forty-six thousand, five hundred ninety-seven".