1442421467 has 2 divisors, whose sum is σ = 1442421468. Its totient is φ = 1442421466.

The previous prime is 1442421397. The next prime is 1442421473. The reversal of 1442421467 is 7641242441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1442421467 - 2²² = 1438227163 is a prime.

It is not a weakly prime, because it can be changed into another prime (1442429467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 721210733 + 721210734.

It is an arithmetic number, because the mean of its divisors is an integer number (721210734).

Almost surely, 2^1442421467 is an apocalyptic number.

1442421467 is a deficient number, since it is larger than the sum of its proper divisors (1).

1442421467 is an equidigital number, since it uses as much as digits as its factorization.

1442421467 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43008, while the sum is 35.

The square root of 1442421467 is about 37979.2241495268. The cubic root of 1442421467 is about 1129.8758489963.

The spelling of 1442421467 in words is "one billion, four hundred forty-two million, four hundred twenty-one thousand, four hundred sixty-seven".