1431964879 has 2 divisors, whose sum is σ = 1431964880. Its totient is φ = 1431964878.

The previous prime is 1431964873. The next prime is 1431964901. The reversal of 1431964879 is 9784691341.

It is a weak prime.

It is an emirp because it is prime and its reverse (9784691341) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1431964879 - 2⁵ = 1431964847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1431964873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 715982439 + 715982440.

It is an arithmetic number, because the mean of its divisors is an integer number (715982440).

Almost surely, 2^1431964879 is an apocalyptic number.

1431964879 is a deficient number, since it is larger than the sum of its proper divisors (1).

1431964879 is an equidigital number, since it uses as much as digits as its factorization.

1431964879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1306368, while the sum is 52.

The square root of 1431964879 is about 37841.3118033717. The cubic root of 1431964879 is about 1127.1389440825.

The spelling of 1431964879 in words is "one billion, four hundred thirty-one million, nine hundred sixty-four thousand, eight hundred seventy-nine".