145252006221103 has 2 divisors, whose sum is σ = 145252006221104. Its totient is φ = 145252006221102.

The previous prime is 145252006221013. The next prime is 145252006221121. The reversal of 145252006221103 is 301122600252541.

It is a happy number.

Together with previous prime (145252006221013) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145252006221103 is a prime.

It is a super-2 number, since 2×145252006221103² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145252006221163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72626003110551 + 72626003110552.

It is an arithmetic number, because the mean of its divisors is an integer number (72626003110552).

Almost surely, 2^{145252006221103} is an apocalyptic number.

145252006221103 is a deficient number, since it is larger than the sum of its proper divisors (1).

145252006221103 is an equidigital number, since it uses as much as digits as its factorization.

145252006221103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 145252006221103 its reverse (301122600252541), we get a palindrome (446374606473644).

The spelling of 145252006221103 in words is "one hundred forty-five trillion, two hundred fifty-two billion, six million, two hundred twenty-one thousand, one hundred three".