145310875805653 has 2 divisors, whose sum is σ = 145310875805654. Its totient is φ = 145310875805652.

The previous prime is 145310875805611. The next prime is 145310875805659. The reversal of 145310875805653 is 356508578013541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 142613322494724 + 2697553310929 = 11942082^2 + 1642423^2 .

It is a cyclic number.

It is not a de Polignac number, because 145310875805653 - 2²¹ = 145310873708501 is a prime.

It is a super-2 number, since 2×145310875805653² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145310875805591 and 145310875805600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145310875805659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72655437902826 + 72655437902827.

It is an arithmetic number, because the mean of its divisors is an integer number (72655437902827).

Almost surely, 2^{145310875805653} is an apocalyptic number.

It is an amenable number.

145310875805653 is a deficient number, since it is larger than the sum of its proper divisors (1).

145310875805653 is an equidigital number, since it uses as much as digits as its factorization.

145310875805653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480000, while the sum is 61.

The spelling of 145310875805653 in words is "one hundred forty-five trillion, three hundred ten billion, eight hundred seventy-five million, eight hundred five thousand, six hundred fifty-three".