143164453 has 2 divisors, whose sum is σ = 143164454. Its totient is φ = 143164452.

The previous prime is 143164447. The next prime is 143164481. The reversal of 143164453 is 354461341.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 140968129 + 2196324 = 11873^2 + 1482^2 .

It is a cyclic number.

It is not a de Polignac number, because 143164453 - 2¹³ = 143156261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143164423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71582226 + 71582227.

It is an arithmetic number, because the mean of its divisors is an integer number (71582227).

Almost surely, 2^143164453 is an apocalyptic number.

It is an amenable number.

143164453 is a deficient number, since it is larger than the sum of its proper divisors (1).

143164453 is an equidigital number, since it uses as much as digits as its factorization.

143164453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 31.

The square root of 143164453 is about 11965.1348926788. The cubic root of 143164453 is about 523.1325373621.

It can be divided in two parts, 14316 and 4453, that added together give a square (18769 = 137²).

The spelling of 143164453 in words is "one hundred forty-three million, one hundred sixty-four thousand, four hundred fifty-three".