145978144703 has 2 divisors, whose sum is σ = 145978144704. Its totient is φ = 145978144702.

The previous prime is 145978144691. The next prime is 145978144717. The reversal of 145978144703 is 307441879541.

It is a weak prime.

It is an emirp because it is prime and its reverse (307441879541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 145978144703 - 2⁴ = 145978144687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145978144783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72989072351 + 72989072352.

It is an arithmetic number, because the mean of its divisors is an integer number (72989072352).

Almost surely, 2^145978144703 is an apocalyptic number.

145978144703 is a deficient number, since it is larger than the sum of its proper divisors (1).

145978144703 is an equidigital number, since it uses as much as digits as its factorization.

145978144703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3386880, while the sum is 53.

The spelling of 145978144703 in words is "one hundred forty-five billion, nine hundred seventy-eight million, one hundred forty-four thousand, seven hundred three".