143340425 has 6 divisors (see below), whose sum is σ = 177742158. Its totient is φ = 114672320.

The previous prime is 143340401. The next prime is 143340433. The reversal of 143340425 is 524043341.

It can be written as a sum of positive squares in 3 ways, for example, as 15808576 + 127531849 = 3976^2 + 11293^2 .

It is not a de Polignac number, because 143340425 - 2²² = 139146121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 143340394 and 143340403.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2866784 + ... + 2866833.

It is an arithmetic number, because the mean of its divisors is an integer number (29623693).

Almost surely, 2^143340425 is an apocalyptic number.

It is an amenable number.

143340425 is a deficient number, since it is larger than the sum of its proper divisors (34401733).

143340425 is an equidigital number, since it uses as much as digits as its factorization.

143340425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5733627 (or 5733622 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 143340425 is about 11972.4861662062. The cubic root of 143340425 is about 523.3467874436.

Adding to 143340425 its reverse (524043341), we get a palindrome (667383766).

The spelling of 143340425 in words is "one hundred forty-three million, three hundred forty thousand, four hundred twenty-five".