145360717 has 2 divisors, whose sum is σ = 145360718. Its totient is φ = 145360716.

The previous prime is 145360687. The next prime is 145360757. The reversal of 145360717 is 717063541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98287396 + 47073321 = 9914^2 + 6861^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145360717 is a prime.

It is a super-2 number, since 2×145360717² = 42259476093508178, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145360757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72680358 + 72680359.

It is an arithmetic number, because the mean of its divisors is an integer number (72680359).

Almost surely, 2^145360717 is an apocalyptic number.

It is an amenable number.

145360717 is a deficient number, since it is larger than the sum of its proper divisors (1).

145360717 is an equidigital number, since it uses as much as digits as its factorization.

145360717 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17640, while the sum is 34.

The square root of 145360717 is about 12056.5632333597. The cubic root of 145360717 is about 525.7940721176.

The spelling of 145360717 in words is "one hundred forty-five million, three hundred sixty thousand, seven hundred seventeen".