1429886047 has 4 divisors (see below), whose sum is σ = 1443249576. Its totient is φ = 1416522520.

The previous prime is 1429886033. The next prime is 1429886071. The reversal of 1429886047 is 7406889241.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1429886047 - 2¹⁵ = 1429853279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1429886077) 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 3 ways as a sum of consecutive naturals, for example, 6681604 + ... + 6681817.

It is an arithmetic number, because the mean of its divisors is an integer number (360812394).

Almost surely, 2^1429886047 is an apocalyptic number.

1429886047 is a deficient number, since it is larger than the sum of its proper divisors (13363529).

1429886047 is a wasteful number, since it uses less digits than its factorization.

1429886047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13363528.

The product of its (nonzero) digits is 774144, while the sum is 49.

The square root of 1429886047 is about 37813.8340690282. The cubic root of 1429886047 is about 1126.5932446445.

The spelling of 1429886047 in words is "one billion, four hundred twenty-nine million, eight hundred eighty-six thousand, forty-seven".