1429696669 has 2 divisors, whose sum is σ = 1429696670. Its totient is φ = 1429696668.

The previous prime is 1429696661. The next prime is 1429696699. The reversal of 1429696669 is 9666969241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 812820100 + 616876569 = 28510^2 + 24837^2 .

It is a cyclic number.

It is not a de Polignac number, because 1429696669 - 2³ = 1429696661 is a prime.

It is a super-2 number, since 2×1429696669² = 4088065130699391122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1429696661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 714848334 + 714848335.

It is an arithmetic number, because the mean of its divisors is an integer number (714848335).

Almost surely, 2^1429696669 is an apocalyptic number.

It is an amenable number.

1429696669 is a deficient number, since it is larger than the sum of its proper divisors (1).

1429696669 is an equidigital number, since it uses as much as digits as its factorization.

1429696669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7558272, while the sum is 58.

The square root of 1429696669 is about 37811.3299025570. The cubic root of 1429696669 is about 1126.5435060900.

The spelling of 1429696669 in words is "one billion, four hundred twenty-nine million, six hundred ninety-six thousand, six hundred sixty-nine".