1429864871 has 2 divisors, whose sum is σ = 1429864872. Its totient is φ = 1429864870.

The previous prime is 1429864837. The next prime is 1429864901. The reversal of 1429864871 is 1784689241.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1429864871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1429864831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 714932435 + 714932436.

It is an arithmetic number, because the mean of its divisors is an integer number (714932436).

Almost surely, 2^1429864871 is an apocalyptic number.

1429864871 is a deficient number, since it is larger than the sum of its proper divisors (1).

1429864871 is an equidigital number, since it uses as much as digits as its factorization.

1429864871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 774144, while the sum is 50.

The square root of 1429864871 is about 37813.5540646472. The cubic root of 1429864871 is about 1126.5876831625.

The spelling of 1429864871 in words is "one billion, four hundred twenty-nine million, eight hundred sixty-four thousand, eight hundred seventy-one".