1401441232 has 10 divisors (see below), whose sum is σ = 2715292418. Its totient is φ = 700720608.

The previous prime is 1401441203. The next prime is 1401441241. The reversal of 1401441232 is 2321441041.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1093228096 + 308213136 = 33064^2 + 17556^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 43795023 + ... + 43795054.

Almost surely, 2^1401441232 is an apocalyptic number.

It is an amenable number.

1401441232 is a deficient number, since it is larger than the sum of its proper divisors (1313851186).

1401441232 is an equidigital number, since it uses as much as digits as its factorization.

1401441232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87590085 (or 87590079 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1401441232 is about 37435.8281863778. The cubic root of 1401441232 is about 1119.0726890717.

Adding to 1401441232 its reverse (2321441041), we get a palindrome (3722882273).

It can be divided in two parts, 140144 and 1232, that added together give a square (141376 = 376²).

The spelling of 1401441232 in words is "one billion, four hundred one million, four hundred forty-one thousand, two hundred thirty-two".