145566703 has 2 divisors, whose sum is σ = 145566704. Its totient is φ = 145566702.

The previous prime is 145566677. The next prime is 145566721. The reversal of 145566703 is 307665541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 145566703 - 2⁵ = 145566671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145566203) 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, 72783351 + 72783352.

It is an arithmetic number, because the mean of its divisors is an integer number (72783352).

Almost surely, 2^145566703 is an apocalyptic number.

145566703 is a deficient number, since it is larger than the sum of its proper divisors (1).

145566703 is an equidigital number, since it uses as much as digits as its factorization.

145566703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 75600, while the sum is 37.

The square root of 145566703 is about 12065.1026933052. The cubic root of 145566703 is about 526.0423168546.

The spelling of 145566703 in words is "one hundred forty-five million, five hundred sixty-six thousand, seven hundred three".