145326221143 has 2 divisors, whose sum is σ = 145326221144. Its totient is φ = 145326221142.

The previous prime is 145326221137. The next prime is 145326221149. The reversal of 145326221143 is 341122623541.

It is a balanced prime because it is at equal distance from previous prime (145326221137) and next prime (145326221149).

It is a cyclic number.

It is not a de Polignac number, because 145326221143 - 2²⁵ = 145292666711 is a prime.

It is a super-2 number, since 2×145326221143² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145326221099 and 145326221108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145326221149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72663110571 + 72663110572.

It is an arithmetic number, because the mean of its divisors is an integer number (72663110572).

Almost surely, 2^145326221143 is an apocalyptic number.

145326221143 is a deficient number, since it is larger than the sum of its proper divisors (1).

145326221143 is an equidigital number, since it uses as much as digits as its factorization.

145326221143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34560, while the sum is 34.

Adding to 145326221143 its reverse (341122623541), we get a palindrome (486448844684).

The spelling of 145326221143 in words is "one hundred forty-five billion, three hundred twenty-six million, two hundred twenty-one thousand, one hundred forty-three".