1401401132 has 24 divisors (see below), whose sum is σ = 2618601216. Its totient is φ = 654646608.

The previous prime is 1401401123. The next prime is 1401401161. The reversal of 1401401132 is 2311041041.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1401401132.

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, 173168 + ... + 181079.

It is an arithmetic number, because the mean of its divisors is an integer number (109108384).

Almost surely, 2^1401401132 is an apocalyptic number.

It is an amenable number.

1401401132 is a deficient number, since it is larger than the sum of its proper divisors (1217200084).

1401401132 is a wasteful number, since it uses less digits than its factorization.

1401401132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354317 (or 354315 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1401401132 is about 37435.2925993640. The cubic root of 1401401132 is about 1119.0620154780.

Adding to 1401401132 its reverse (2311041041), we get a palindrome (3712442173).

The spelling of 1401401132 in words is "one billion, four hundred one million, four hundred one thousand, one hundred thirty-two".