1447420633 has 2 divisors, whose sum is σ = 1447420634. Its totient is φ = 1447420632.

The previous prime is 1447420621. The next prime is 1447420643. The reversal of 1447420633 is 3360247441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 993006144 + 454414489 = 31512^2 + 21317^2 .

It is a cyclic number.

It is not a de Polignac number, because 1447420633 - 2¹⁷ = 1447289561 is a prime.

It is not a weakly prime, because it can be changed into another prime (1447420643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 723710316 + 723710317.

It is an arithmetic number, because the mean of its divisors is an integer number (723710317).

Almost surely, 2^1447420633 is an apocalyptic number.

It is an amenable number.

1447420633 is a deficient number, since it is larger than the sum of its proper divisors (1).

1447420633 is an equidigital number, since it uses as much as digits as its factorization.

1447420633 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 34.

The square root of 1447420633 is about 38044.9817058702. The cubic root of 1447420633 is about 1131.1796574679.

The spelling of 1447420633 in words is "one billion, four hundred forty-seven million, four hundred twenty thousand, six hundred thirty-three".