143472253 has 2 divisors, whose sum is σ = 143472254. Its totient is φ = 143472252.

The previous prime is 143472233. The next prime is 143472257. The reversal of 143472253 is 352274341.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80317444 + 63154809 = 8962^2 + 7947^2 .

It is an emirp because it is prime and its reverse (352274341) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143472253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143472257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71736126 + 71736127.

It is an arithmetic number, because the mean of its divisors is an integer number (71736127).

Almost surely, 2^143472253 is an apocalyptic number.

It is an amenable number.

143472253 is a deficient number, since it is larger than the sum of its proper divisors (1).

143472253 is an equidigital number, since it uses as much as digits as its factorization.

143472253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 31.

The square root of 143472253 is about 11977.9903573179. The cubic root of 143472253 is about 523.5071763008.

The spelling of 143472253 in words is "one hundred forty-three million, four hundred seventy-two thousand, two hundred fifty-three".