145734716417 has 2 divisors, whose sum is σ = 145734716418. Its totient is φ = 145734716416.

The previous prime is 145734716339. The next prime is 145734716441. The reversal of 145734716417 is 714617437541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 140223287296 + 5511429121 = 374464^2 + 74239^2 .

It is a cyclic number.

It is not a de Polignac number, because 145734716417 - 2¹⁸ = 145734454273 is a prime.

It is not a weakly prime, because it can be changed into another prime (145734716717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72867358208 + 72867358209.

It is an arithmetic number, because the mean of its divisors is an integer number (72867358209).

Almost surely, 2^145734716417 is an apocalyptic number.

It is an amenable number.

145734716417 is a deficient number, since it is larger than the sum of its proper divisors (1).

145734716417 is an equidigital number, since it uses as much as digits as its factorization.

145734716417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1975680, while the sum is 50.

The spelling of 145734716417 in words is "one hundred forty-five billion, seven hundred thirty-four million, seven hundred sixteen thousand, four hundred seventeen".