145503713 has 2 divisors, whose sum is σ = 145503714. Its totient is φ = 145503712.

The previous prime is 145503707. The next prime is 145503719. The reversal of 145503713 is 317305541.

It is a balanced prime because it is at equal distance from previous prime (145503707) and next prime (145503719).

It can be written as a sum of positive squares in only one way, i.e., 145250704 + 253009 = 12052^2 + 503^2 .

It is a cyclic number.

It is not a de Polignac number, because 145503713 - 2⁶ = 145503649 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (145503719) 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, 72751856 + 72751857.

It is an arithmetic number, because the mean of its divisors is an integer number (72751857).

Almost surely, 2^145503713 is an apocalyptic number.

It is an amenable number.

145503713 is a deficient number, since it is larger than the sum of its proper divisors (1).

145503713 is an equidigital number, since it uses as much as digits as its factorization.

145503713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6300, while the sum is 29.

The square root of 145503713 is about 12062.4919896346. The cubic root of 145503713 is about 525.9664291104.

The spelling of 145503713 in words is "one hundred forty-five million, five hundred three thousand, seven hundred thirteen".