145213314252533 has 2 divisors, whose sum is σ = 145213314252534. Its totient is φ = 145213314252532.

The previous prime is 145213314252499. The next prime is 145213314252563. The reversal of 145213314252533 is 335252413312541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 143198725765489 + 2014588487044 = 11966567^2 + 1419362^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145213314252533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145213314252563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72606657126266 + 72606657126267.

It is an arithmetic number, because the mean of its divisors is an integer number (72606657126267).

Almost surely, 2^{145213314252533} is an apocalyptic number.

It is an amenable number.

145213314252533 is a deficient number, since it is larger than the sum of its proper divisors (1).

145213314252533 is an equidigital number, since it uses as much as digits as its factorization.

145213314252533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296000, while the sum is 44.

The spelling of 145213314252533 in words is "one hundred forty-five trillion, two hundred thirteen billion, three hundred fourteen million, two hundred fifty-two thousand, five hundred thirty-three".