1013321406 has 16 divisors (see below), whose sum is σ = 2033858448. Its totient is φ = 336571200.

The previous prime is 1013321389. The next prime is 1013321423. The reversal of 1013321406 is 6041233101.

It is an interprime number because it is at equal distance from previous prime (1013321389) and next prime (1013321423).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 298825 + ... + 302196.

It is an arithmetic number, because the mean of its divisors is an integer number (127116153).

Almost surely, 2^1013321406 is an apocalyptic number.

1013321406 is an abundant number, since it is smaller than the sum of its proper divisors (1020537042).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1013321406 is a wasteful number, since it uses less digits than its factorization.

1013321406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601307.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 1013321406 is about 31832.7096867357. The cubic root of 1013321406 is about 1004.4208955481.

Adding to 1013321406 its reverse (6041233101), we get a palindrome (7054554507).

The spelling of 1013321406 in words is "one billion, thirteen million, three hundred twenty-one thousand, four hundred six".