1401213234 has 8 divisors (see below), whose sum is σ = 2802426480. Its totient is φ = 467071076.

The previous prime is 1401213193. The next prime is 1401213239. The reversal of 1401213234 is 4323121041.

It is a sphenic number, since it is the product of 3 distinct primes.

1401213234 is an admirable number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1401213234.

It is not an unprimeable number, because it can be changed into a prime (1401213239) 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 3 ways as a sum of consecutive naturals, for example, 116767764 + ... + 116767775.

It is an arithmetic number, because the mean of its divisors is an integer number (350303310).

Almost surely, 2^1401213234 is an apocalyptic number.

1401213234 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1401213234 is a wasteful number, since it uses less digits than its factorization.

1401213234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233535544.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1401213234 is about 37432.7828781137. The cubic root of 1401213234 is about 1119.0119991270.

Adding to 1401213234 its reverse (4323121041), we get a palindrome (5724334275).

The spelling of 1401213234 in words is "one billion, four hundred one million, two hundred thirteen thousand, two hundred thirty-four".