143012057 has 2 divisors, whose sum is σ = 143012058. Its totient is φ = 143012056.

The previous prime is 143012039. The next prime is 143012063. The reversal of 143012057 is 750210341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 120582361 + 22429696 = 10981^2 + 4736^2 .

It is an emirp because it is prime and its reverse (750210341) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 143012057 - 2¹⁴ = 142995673 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (143012017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71506028 + 71506029.

It is an arithmetic number, because the mean of its divisors is an integer number (71506029).

Almost surely, 2^143012057 is an apocalyptic number.

It is an amenable number.

143012057 is a deficient number, since it is larger than the sum of its proper divisors (1).

143012057 is an equidigital number, since it uses as much as digits as its factorization.

143012057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 143012057 is about 11958.7648609712. The cubic root of 143012057 is about 522.9468497159.

Adding to 143012057 its reverse (750210341), we get a palindrome (893222398).

The spelling of 143012057 in words is "one hundred forty-three million, twelve thousand, fifty-seven".