145345333443 has 8 divisors (see below), whose sum is σ = 193795588800. Its totient is φ = 96895983528.

The previous prime is 145345333423. The next prime is 145345333447. The reversal of 145345333443 is 344333543541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 145345333443 - 2⁵ = 145345333411 is a prime.

It is a super-2 number, since 2×145345333443² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145345333395 and 145345333404.

It is not an unprimeable number, because it can be changed into a prime (145345333447) 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 in 7 ways as a sum of consecutive naturals, for example, 381028 + ... + 660206.

It is an arithmetic number, because the mean of its divisors is an integer number (24224448600).

Almost surely, 2^145345333443 is an apocalyptic number.

145345333443 is a deficient number, since it is larger than the sum of its proper divisors (48450255357).

145345333443 is a wasteful number, since it uses less digits than its factorization.

145345333443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452721.

The product of its digits is 1555200, while the sum is 42.

Adding to 145345333443 its reverse (344333543541), we get a palindrome (489678876984).

The spelling of 145345333443 in words is "one hundred forty-five billion, three hundred forty-five million, three hundred thirty-three thousand, four hundred forty-three".