1415264449 has 2 divisors, whose sum is σ = 1415264450. Its totient is φ = 1415264448.

The previous prime is 1415264437. The next prime is 1415264471. The reversal of 1415264449 is 9444625141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1415264400 + 49 = 37620^2 + 7^2 .

It is a cyclic number.

It is not a de Polignac number, because 1415264449 - 2¹⁵ = 1415231681 is a prime.

It is not a weakly prime, because it can be changed into another prime (1415264429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 707632224 + 707632225.

It is an arithmetic number, because the mean of its divisors is an integer number (707632225).

Almost surely, 2^1415264449 is an apocalyptic number.

It is an amenable number.

1415264449 is a deficient number, since it is larger than the sum of its proper divisors (1).

1415264449 is an equidigital number, since it uses as much as digits as its factorization.

1415264449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 138240, while the sum is 40.

The square root of 1415264449 is about 37620.0006512493. Note that the first 3 decimals coincide. The cubic root of 1415264449 is about 1122.7400092270.

It can be divided in two parts, 14152644 and 49, that multiplied together give a square (693479556 = 26334²).

The spelling of 1415264449 in words is "one billion, four hundred fifteen million, two hundred sixty-four thousand, four hundred forty-nine".