1449534547 has 2 divisors, whose sum is σ = 1449534548. Its totient is φ = 1449534546.

The previous prime is 1449534523. The next prime is 1449534557. The reversal of 1449534547 is 7454359441.

It is a strong prime.

It is an emirp because it is prime and its reverse (7454359441) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1449534547 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1449534497 and 1449534506.

It is not a weakly prime, because it can be changed into another prime (1449534557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 724767273 + 724767274.

It is an arithmetic number, because the mean of its divisors is an integer number (724767274).

Almost surely, 2^1449534547 is an apocalyptic number.

1449534547 is a deficient number, since it is larger than the sum of its proper divisors (1).

1449534547 is an equidigital number, since it uses as much as digits as its factorization.

1449534547 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1209600, while the sum is 46.

The square root of 1449534547 is about 38072.7533414645. The cubic root of 1449534547 is about 1131.7300741434.

The spelling of 1449534547 in words is "one billion, four hundred forty-nine million, five hundred thirty-four thousand, five hundred forty-seven".