1401311433 has 16 divisors (see below), whose sum is σ = 1881688256. Its totient is φ = 927590400.

The previous prime is 1401311399. The next prime is 1401311441. The reversal of 1401311433 is 3341131041.

It is not a de Polignac number, because 1401311433 - 2⁶ = 1401311369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1401311453) 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 15 ways as a sum of consecutive naturals, for example, 345966 + ... + 349992.

It is an arithmetic number, because the mean of its divisors is an integer number (117605516).

Almost surely, 2^1401311433 is an apocalyptic number.

It is an amenable number.

1401311433 is a deficient number, since it is larger than the sum of its proper divisors (480376823).

1401311433 is a wasteful number, since it uses less digits than its factorization.

1401311433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4824.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 1401311433 is about 37434.0945262471. The cubic root of 1401311433 is about 1119.0381391628.

Adding to 1401311433 its reverse (3341131041), we get a palindrome (4742442474).

The spelling of 1401311433 in words is "one billion, four hundred one million, three hundred eleven thousand, four hundred thirty-three".