1401244041 has 32 divisors (see below), whose sum is σ = 1953331200. Its totient is φ = 892819520.

The previous prime is 1401244027. The next prime is 1401244043. The reversal of 1401244041 is 1404421041.

It is not a de Polignac number, because 1401244041 - 2⁷ = 1401243913 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1401243999 and 1401244017.

It is not an unprimeable number, because it can be changed into a prime (1401244043) 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 31 ways as a sum of consecutive naturals, for example, 1488631 + ... + 1489571.

It is an arithmetic number, because the mean of its divisors is an integer number (61041600).

Almost surely, 2^1401244041 is an apocalyptic number.

It is an amenable number.

1401244041 is a deficient number, since it is larger than the sum of its proper divisors (552087159).

1401244041 is a wasteful number, since it uses less digits than its factorization.

1401244041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1229.

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 1401244041 is about 37433.1943734435. The cubic root of 1401244041 is about 1119.0201999131.

Adding to 1401244041 its reverse (1404421041), we get a palindrome (2805665082).

The spelling of 1401244041 in words is "one billion, four hundred one million, two hundred forty-four thousand, forty-one".