145206460393 has 2 divisors, whose sum is σ = 145206460394. Its totient is φ = 145206460392.

The previous prime is 145206460363. The next prime is 145206460411. The reversal of 145206460393 is 393064602541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 143037509209 + 2168951184 = 378203^2 + 46572^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145206460393 is a prime.

It is a super-2 number, since 2×145206460393² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (145206460363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72603230196 + 72603230197.

It is an arithmetic number, because the mean of its divisors is an integer number (72603230197).

Almost surely, 2^145206460393 is an apocalyptic number.

It is an amenable number.

145206460393 is a deficient number, since it is larger than the sum of its proper divisors (1).

145206460393 is an equidigital number, since it uses as much as digits as its factorization.

145206460393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 466560, while the sum is 43.

The spelling of 145206460393 in words is "one hundred forty-five billion, two hundred six million, four hundred sixty thousand, three hundred ninety-three".