145543234357 has 2 divisors, whose sum is σ = 145543234358. Its totient is φ = 145543234356.

The previous prime is 145543234349. The next prime is 145543234387. The reversal of 145543234357 is 753432345541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 144213100516 + 1330133841 = 379754^2 + 36471^2 .

It is a cyclic number.

It is not a de Polignac number, because 145543234357 - 2³ = 145543234349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145543234387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72771617178 + 72771617179.

It is an arithmetic number, because the mean of its divisors is an integer number (72771617179).

Almost surely, 2^145543234357 is an apocalyptic number.

It is an amenable number.

145543234357 is a deficient number, since it is larger than the sum of its proper divisors (1).

145543234357 is an equidigital number, since it uses as much as digits as its factorization.

145543234357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024000, while the sum is 46.

Adding to 145543234357 its reverse (753432345541), we get a palindrome (898975579898).

The spelling of 145543234357 in words is "one hundred forty-five billion, five hundred forty-three million, two hundred thirty-four thousand, three hundred fifty-seven".