1338562011 has 16 divisors (see below), whose sum is σ = 1822176000. Its totient is φ = 873731040.

The previous prime is 1338561977. The next prime is 1338562033. The reversal of 1338562011 is 1102658331.

It is not a de Polignac number, because 1338562011 - 2¹⁸ = 1338299867 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1338562011.

It is not an unprimeable number, because it can be changed into a prime (1338562111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70906 + ... + 87776.

It is an arithmetic number, because the mean of its divisors is an integer number (113886000).

Almost surely, 2^1338562011 is an apocalyptic number.

1338562011 is a deficient number, since it is larger than the sum of its proper divisors (483613989).

1338562011 is a wasteful number, since it uses less digits than its factorization.

1338562011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17426.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 1338562011 is about 36586.3637302206. The cubic root of 1338562011 is about 1102.0792658313.

The spelling of 1338562011 in words is "one billion, three hundred thirty-eight million, five hundred sixty-two thousand, eleven".