143942053 has 2 divisors, whose sum is σ = 143942054. Its totient is φ = 143942052.

The previous prime is 143942023. The next prime is 143942087. The reversal of 143942053 is 350249341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87647044 + 56295009 = 9362^2 + 7503^2 .

It is a cyclic number.

It is not a de Polignac number, because 143942053 - 2⁹ = 143941541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143942023) 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, 71971026 + 71971027.

It is an arithmetic number, because the mean of its divisors is an integer number (71971027).

Almost surely, 2^143942053 is an apocalyptic number.

It is an amenable number.

143942053 is a deficient number, since it is larger than the sum of its proper divisors (1).

143942053 is an equidigital number, since it uses as much as digits as its factorization.

143942053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 143942053 is about 11997.5852987174. The cubic root of 143942053 is about 524.0779619544.

The spelling of 143942053 in words is "one hundred forty-three million, nine hundred forty-two thousand, fifty-three".