143146981207 has 2 divisors, whose sum is σ = 143146981208. Its totient is φ = 143146981206.

The previous prime is 143146981189. The next prime is 143146981277. The reversal of 143146981207 is 702189641341.

143146981207 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143146981207 is a prime.

It is a super-2 number, since 2×143146981207² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143146981277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71573490603 + 71573490604.

It is an arithmetic number, because the mean of its divisors is an integer number (71573490604).

Almost surely, 2^143146981207 is an apocalyptic number.

143146981207 is a deficient number, since it is larger than the sum of its proper divisors (1).

143146981207 is an equidigital number, since it uses as much as digits as its factorization.

143146981207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 290304, while the sum is 46.

The spelling of 143146981207 in words is "one hundred forty-three billion, one hundred forty-six million, nine hundred eighty-one thousand, two hundred seven".