1224898487 has 2 divisors, whose sum is σ = 1224898488. Its totient is φ = 1224898486.

The previous prime is 1224898481. The next prime is 1224898573. The reversal of 1224898487 is 7848984221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1224898487 - 2²⁰ = 1223849911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1224898481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 612449243 + 612449244.

It is an arithmetic number, because the mean of its divisors is an integer number (612449244).

Almost surely, 2^1224898487 is an apocalyptic number.

1224898487 is a deficient number, since it is larger than the sum of its proper divisors (1).

1224898487 is an equidigital number, since it uses as much as digits as its factorization.

1224898487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2064384, while the sum is 53.

The square root of 1224898487 is about 34998.5497842411. The cubic root of 1224898487 is about 1069.9579239285.

The spelling of 1224898487 in words is "one billion, two hundred twenty-four million, eight hundred ninety-eight thousand, four hundred eighty-seven".