1447632679 has 2 divisors, whose sum is σ = 1447632680. Its totient is φ = 1447632678.

The previous prime is 1447632521. The next prime is 1447632689. The reversal of 1447632679 is 9762367441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1447632679 - 2²¹ = 1445535527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1447632689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 723816339 + 723816340.

It is an arithmetic number, because the mean of its divisors is an integer number (723816340).

Almost surely, 2^1447632679 is an apocalyptic number.

1447632679 is a deficient number, since it is larger than the sum of its proper divisors (1).

1447632679 is an equidigital number, since it uses as much as digits as its factorization.

1447632679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1524096, while the sum is 49.

The square root of 1447632679 is about 38047.7683839670. The cubic root of 1447632679 is about 1131.2348937515.

The spelling of 1447632679 in words is "one billion, four hundred forty-seven million, six hundred thirty-two thousand, six hundred seventy-nine".