1402161326 has 16 divisors (see below), whose sum is σ = 2227726800. Its totient is φ = 659614080.

The previous prime is 1402161263. The next prime is 1402161331. The reversal of 1402161326 is 6231612041.

It is a junction number, because it is equal to n+sod(n) for n = 1402161295 and 1402161304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134336 + ... + 144396.

It is an arithmetic number, because the mean of its divisors is an integer number (139232925).

Almost surely, 2^1402161326 is an apocalyptic number.

1402161326 is a deficient number, since it is larger than the sum of its proper divisors (825565474).

1402161326 is a wasteful number, since it uses less digits than its factorization.

1402161326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14179.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 1402161326 is about 37445.4446628692. Note that the first 3 decimals coincide. The cubic root of 1402161326 is about 1119.2643250177.

Adding to 1402161326 its reverse (6231612041), we get a palindrome (7633773367).

The spelling of 1402161326 in words is "one billion, four hundred two million, one hundred sixty-one thousand, three hundred twenty-six".