1366337049 has 16 divisors (see below), whose sum is σ = 2271313920. Its totient is φ = 709785360.

The previous prime is 1366337033. The next prime is 1366337081. The reversal of 1366337049 is 9407336631.

It is not a de Polignac number, because 1366337049 - 2⁴ = 1366337033 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1366337049.

It is not an unprimeable number, because it can be changed into a prime (1366337029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2957209 + ... + 2957670.

It is an arithmetic number, because the mean of its divisors is an integer number (141957120).

Almost surely, 2^1366337049 is an apocalyptic number.

It is an amenable number.

1366337049 is a deficient number, since it is larger than the sum of its proper divisors (904976871).

1366337049 is a wasteful number, since it uses less digits than its factorization.

1366337049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5914900.

The product of its (nonzero) digits is 244944, while the sum is 42.

The square root of 1366337049 is about 36963.9966589112. The cubic root of 1366337049 is about 1109.6498229866.

The spelling of 1366337049 in words is "one billion, three hundred sixty-six million, three hundred thirty-seven thousand, forty-nine".