1333423013 has 16 divisors (see below), whose sum is σ = 1459615920. Its totient is φ = 1217968128.

The previous prime is 1333422997. The next prime is 1333423061. The reversal of 1333423013 is 3103243331.

It can be written as a sum of positive squares in 8 ways, for example, as 503867809 + 829555204 = 22447^2 + 28802^2 .

It is not a de Polignac number, because 1333423013 - 2⁴ = 1333422997 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1333423013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1333423073) 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, 209981 + ... + 216237.

It is an arithmetic number, because the mean of its divisors is an integer number (91225995).

Almost surely, 2^1333423013 is an apocalyptic number.

1333423013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1333423013 is a deficient number, since it is larger than the sum of its proper divisors (126192907).

1333423013 is an frugal number, since it uses more digits than its factorization.

1333423013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6393 (or 6367 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

The square root of 1333423013 is about 36516.0651357728. The cubic root of 1333423013 is about 1100.6670920562.

Adding to 1333423013 its reverse (3103243331), we get a palindrome (4436666344).

The spelling of 1333423013 in words is "one billion, three hundred thirty-three million, four hundred twenty-three thousand, thirteen".