1463869049 has 2 divisors, whose sum is σ = 1463869050. Its totient is φ = 1463869048.

The previous prime is 1463869037. The next prime is 1463869087. The reversal of 1463869049 is 9409683641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1293697024 + 170172025 = 35968^2 + 13045^2 .

It is a cyclic number.

It is not a de Polignac number, because 1463869049 - 2²⁸ = 1195433593 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1463868988 and 1463869006.

It is not a weakly prime, because it can be changed into another prime (1463869549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 731934524 + 731934525.

It is an arithmetic number, because the mean of its divisors is an integer number (731934525).

Almost surely, 2^1463869049 is an apocalyptic number.

It is an amenable number.

1463869049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1463869049 is an equidigital number, since it uses as much as digits as its factorization.

1463869049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1119744, while the sum is 50.

The square root of 1463869049 is about 38260.5416715446. The cubic root of 1463869049 is about 1135.4484178456.

The spelling of 1463869049 in words is "one billion, four hundred sixty-three million, eight hundred sixty-nine thousand, forty-nine".