1429404287 has 8 divisors (see below), whose sum is σ = 1481230800. Its totient is φ = 1377746944.

The previous prime is 1429404283. The next prime is 1429404289. The reversal of 1429404287 is 7824049241.

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

It is a cyclic number.

It is not a de Polignac number, because 1429404287 - 2² = 1429404283 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 (1429404281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24962 + ... + 59007.

It is an arithmetic number, because the mean of its divisors is an integer number (185153850).

Almost surely, 2^1429404287 is an apocalyptic number.

1429404287 is a deficient number, since it is larger than the sum of its proper divisors (51826513).

1429404287 is an equidigital number, since it uses as much as digits as its factorization.

1429404287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84585.

The product of its (nonzero) digits is 129024, while the sum is 41.

The square root of 1429404287 is about 37807.4633769577. The cubic root of 1429404287 is about 1126.4667057666.

The spelling of 1429404287 in words is "one billion, four hundred twenty-nine million, four hundred four thousand, two hundred eighty-seven".