143102473 has 2 divisors, whose sum is σ = 143102474. Its totient is φ = 143102472.

The previous prime is 143102461. The next prime is 143102489. The reversal of 143102473 is 374201341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 114233344 + 28869129 = 10688^2 + 5373^2 .

It is a cyclic number.

It is not a de Polignac number, because 143102473 - 2²¹ = 141005321 is a prime.

It is not a weakly prime, because it can be changed into another prime (143108473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71551236 + 71551237.

It is an arithmetic number, because the mean of its divisors is an integer number (71551237).

Almost surely, 2^143102473 is an apocalyptic number.

It is an amenable number.

143102473 is a deficient number, since it is larger than the sum of its proper divisors (1).

143102473 is an equidigital number, since it uses as much as digits as its factorization.

143102473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 143102473 is about 11962.5445871687. The cubic root of 143102473 is about 523.0570334360.

The spelling of 143102473 in words is "one hundred forty-three million, one hundred two thousand, four hundred seventy-three".