143676425 has 6 divisors (see below), whose sum is σ = 178158798. Its totient is φ = 114941120.

The previous prime is 143676419. The next prime is 143676427. The reversal of 143676425 is 524676341.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 47224384 + 96452041 = 6872^2 + 9821^2 .

It is not a de Polignac number, because 143676425 - 2⁶ = 143676361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143676427) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2873504 + ... + 2873553.

It is an arithmetic number, because the mean of its divisors is an integer number (29693133).

Almost surely, 2^143676425 is an apocalyptic number.

It is an amenable number.

143676425 is a deficient number, since it is larger than the sum of its proper divisors (34482373).

143676425 is an equidigital number, since it uses as much as digits as its factorization.

143676425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5747067 (or 5747062 counting only the distinct ones).

The product of its digits is 120960, while the sum is 38.

The square root of 143676425 is about 11986.5101259708. The cubic root of 143676425 is about 523.7553888597.

The spelling of 143676425 in words is "one hundred forty-three million, six hundred seventy-six thousand, four hundred twenty-five".