1498549249 has 2 divisors, whose sum is σ = 1498549250. Its totient is φ = 1498549248.

The previous prime is 1498549243. The next prime is 1498549259. The reversal of 1498549249 is 9429458941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1183841649 + 314707600 = 34407^2 + 17740^2 .

It is a cyclic number.

It is not a de Polignac number, because 1498549249 - 2⁷ = 1498549121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1498549249.

It is not a weakly prime, because it can be changed into another prime (1498549243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 749274624 + 749274625.

It is an arithmetic number, because the mean of its divisors is an integer number (749274625).

Almost surely, 2^1498549249 is an apocalyptic number.

It is an amenable number.

1498549249 is a deficient number, since it is larger than the sum of its proper divisors (1).

1498549249 is an equidigital number, since it uses as much as digits as its factorization.

1498549249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3732480, while the sum is 55.

The square root of 1498549249 is about 38711.0998164609. The cubic root of 1498549249 is about 1144.3450801067.

The spelling of 1498549249 in words is "one billion, four hundred ninety-eight million, five hundred forty-nine thousand, two hundred forty-nine".