1429694669 has 8 divisors (see below), whose sum is σ = 1541057952. Its totient is φ = 1318529520.

The previous prime is 1429694657. The next prime is 1429694681. The reversal of 1429694669 is 9664969241.

It is an interprime number because it is at equal distance from previous prime (1429694657) and next prime (1429694681).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1429694669 is a prime.

It is a super-2 number, since 2×1429694669² = 4088053693134039122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1429694699) 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 in 7 ways as a sum of consecutive naturals, for example, 34367 + ... + 63564.

It is an arithmetic number, because the mean of its divisors is an integer number (192632244).

Almost surely, 2^1429694669 is an apocalyptic number.

It is an amenable number.

1429694669 is a deficient number, since it is larger than the sum of its proper divisors (111363283).

1429694669 is a wasteful number, since it uses less digits than its factorization.

1429694669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99067.

The product of its digits is 5038848, while the sum is 56.

The square root of 1429694669 is about 37811.3034554483. The cubic root of 1429694669 is about 1126.5429807832.

The spelling of 1429694669 in words is "one billion, four hundred twenty-nine million, six hundred ninety-four thousand, six hundred sixty-nine".