1326629413 has 16 divisors (see below), whose sum is σ = 1387029184. Its totient is φ = 1267643520.

The previous prime is 1326629411. The next prime is 1326629417. The reversal of 1326629413 is 3149266231.

It is a cyclic number.

It is not a de Polignac number, because 1326629413 - 2¹ = 1326629411 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1326629411) 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, 1132318 + ... + 1133488.

It is an arithmetic number, because the mean of its divisors is an integer number (86689324).

Almost surely, 2^1326629413 is an apocalyptic number.

It is an amenable number.

1326629413 is a deficient number, since it is larger than the sum of its proper divisors (60399771).

1326629413 is a wasteful number, since it uses less digits than its factorization.

1326629413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1732.

The product of its digits is 46656, while the sum is 37.

The square root of 1326629413 is about 36422.9242785365. The cubic root of 1326629413 is about 1098.7946612601.

The spelling of 1326629413 in words is "one billion, three hundred twenty-six million, six hundred twenty-nine thousand, four hundred thirteen".