143414969 has 2 divisors, whose sum is σ = 143414970. Its totient is φ = 143414968.

The previous prime is 143414963. The next prime is 143414993. The reversal of 143414969 is 969414341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 138180025 + 5234944 = 11755^2 + 2288^2 .

It is a cyclic number.

It is not a de Polignac number, because 143414969 - 2¹² = 143410873 is a prime.

It is a super-2 number, since 2×143414969² = 41135706666541922, which contains 22 as substring.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (143414963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71707484 + 71707485.

It is an arithmetic number, because the mean of its divisors is an integer number (71707485).

Almost surely, 2^143414969 is an apocalyptic number.

It is an amenable number.

143414969 is a deficient number, since it is larger than the sum of its proper divisors (1).

143414969 is an equidigital number, since it uses as much as digits as its factorization.

143414969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 41.

The square root of 143414969 is about 11975.5988994288. The cubic root of 143414969 is about 523.4374936583.

The spelling of 143414969 in words is "one hundred forty-three million, four hundred fourteen thousand, nine hundred sixty-nine".