1401361332 has 24 divisors (see below), whose sum is σ = 3736963776. Its totient is φ = 400388928.

The previous prime is 1401361327. The next prime is 1401361349. The reversal of 1401361332 is 2331631041.

It is a happy number.

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, 8341353 + ... + 8341520.

It is an arithmetic number, because the mean of its divisors is an integer number (155706824).

Almost surely, 2^1401361332 is an apocalyptic number.

1401361332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1401361332 is an abundant number, since it is smaller than the sum of its proper divisors (2335602444).

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

1401361332 is a wasteful number, since it uses less digits than its factorization.

1401361332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16682887 (or 16682885 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 1401361332 is about 37434.7610116587. The cubic root of 1401361332 is about 1119.0514215353.

Adding to 1401361332 its reverse (2331631041), we get a palindrome (3732992373).

The spelling of 1401361332 in words is "one billion, four hundred one million, three hundred sixty-one thousand, three hundred thirty-two".