143490070769 has 2 divisors, whose sum is σ = 143490070770. Its totient is φ = 143490070768.

The previous prime is 143490070747. The next prime is 143490070771. The reversal of 143490070769 is 967070094341.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141724390369 + 1765680400 = 376463^2 + 42020^2 .

It is a cyclic number.

It is not a de Polignac number, because 143490070769 - 2³⁶ = 74770594033 is a prime.

It is a super-2 number, since 2×143490070769² (a number of 23 digits) contains 22 as substring.

Together with 143490070771, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (143490070709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71745035384 + 71745035385.

It is an arithmetic number, because the mean of its divisors is an integer number (71745035385).

Almost surely, 2^143490070769 is an apocalyptic number.

It is an amenable number.

143490070769 is a deficient number, since it is larger than the sum of its proper divisors (1).

143490070769 is an equidigital number, since it uses as much as digits as its factorization.

143490070769 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1143072, while the sum is 50.

The spelling of 143490070769 in words is "one hundred forty-three billion, four hundred ninety million, seventy thousand, seven hundred sixty-nine".