145477526317 has 2 divisors, whose sum is σ = 145477526318. Its totient is φ = 145477526316.

The previous prime is 145477526287. The next prime is 145477526339. The reversal of 145477526317 is 713625774541.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141792914916 + 3684611401 = 376554^2 + 60701^2 .

It is a cyclic number.

It is not a de Polignac number, because 145477526317 - 2¹⁵ = 145477493549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145477526357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72738763158 + 72738763159.

It is an arithmetic number, because the mean of its divisors is an integer number (72738763159).

Almost surely, 2^145477526317 is an apocalyptic number.

It is an amenable number.

145477526317 is a deficient number, since it is larger than the sum of its proper divisors (1).

145477526317 is an equidigital number, since it uses as much as digits as its factorization.

145477526317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4939200, while the sum is 52.

The spelling of 145477526317 in words is "one hundred forty-five billion, four hundred seventy-seven million, five hundred twenty-six thousand, three hundred seventeen".