143225135302409 has 2 divisors, whose sum is σ = 143225135302410. Its totient is φ = 143225135302408.

The previous prime is 143225135302387. The next prime is 143225135302481. The reversal of 143225135302409 is 904203531522341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124881072000400 + 18344063302009 = 11175020^2 + 4282997^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143225135302409 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 143225135302409.

It is not a weakly prime, because it can be changed into another prime (143225137302409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71612567651204 + 71612567651205.

It is an arithmetic number, because the mean of its divisors is an integer number (71612567651205).

Almost surely, 2^{143225135302409} is an apocalyptic number.

It is an amenable number.

143225135302409 is a deficient number, since it is larger than the sum of its proper divisors (1).

143225135302409 is an equidigital number, since it uses as much as digits as its factorization.

143225135302409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 777600, while the sum is 44.

The spelling of 143225135302409 in words is "one hundred forty-three trillion, two hundred twenty-five billion, one hundred thirty-five million, three hundred two thousand, four hundred nine".