1049387499 has 24 divisors (see below), whose sum is σ = 1596853440. Its totient is φ = 662233968.

The previous prime is 1049387491. The next prime is 1049387503. The reversal of 1049387499 is 9947839401.

It is not a de Polignac number, because 1049387499 - 2³ = 1049387491 is a prime.

It is a super-2 number, since 2×1049387499² = 2202428246114950002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1049387491) 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 in 23 ways as a sum of consecutive naturals, for example, 386304 + ... + 389010.

It is an arithmetic number, because the mean of its divisors is an integer number (66535560).

Almost surely, 2^1049387499 is an apocalyptic number.

1049387499 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1049387499 is a deficient number, since it is larger than the sum of its proper divisors (547465941).

1049387499 is a wasteful number, since it uses less digits than its factorization.

1049387499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4999 (or 4996 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 54.

The square root of 1049387499 is about 32394.2510177346. The cubic root of 1049387499 is about 1016.1986854261.

The spelling of 1049387499 in words is "one billion, forty-nine million, three hundred eighty-seven thousand, four hundred ninety-nine".