1447151422 has 4 divisors (see below), whose sum is σ = 2170727136. Its totient is φ = 723575710.

The previous prime is 1447151357. The next prime is 1447151443. The reversal of 1447151422 is 2241517441.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361787854 + ... + 361787857.

It is an arithmetic number, because the mean of its divisors is an integer number (542681784).

Almost surely, 2^1447151422 is an apocalyptic number.

1447151422 is a deficient number, since it is larger than the sum of its proper divisors (723575714).

1447151422 is an equidigital number, since it uses as much as digits as its factorization.

1447151422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723575713.

The product of its digits is 8960, while the sum is 31.

The square root of 1447151422 is about 38041.4434794475. The cubic root of 1447151422 is about 1131.1095223872.

Adding to 1447151422 its reverse (2241517441), we get a palindrome (3688668863).

The spelling of 1447151422 in words is "one billion, four hundred forty-seven million, one hundred fifty-one thousand, four hundred twenty-two".