1400440421141 has 8 divisors (see below), whose sum is σ = 1433138588640. Its totient is φ = 1367748153072.

The previous prime is 1400440421123. The next prime is 1400440421189. The reversal of 1400440421141 is 1411240440041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1400440421141 - 2²⁶ = 1400373312277 is a prime.

It is a super-2 number, since 2×1400440421141² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1400440421141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400440421101) by changing a digit.

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, 992726 + ... + 1945863.

It is an arithmetic number, because the mean of its divisors is an integer number (179142323580).

Almost surely, 2^{1400440421141} is an apocalyptic number.

It is an amenable number.

1400440421141 is a deficient number, since it is larger than the sum of its proper divisors (32698167499).

1400440421141 is a wasteful number, since it uses less digits than its factorization.

1400440421141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2949715.

The product of its (nonzero) digits is 2048, while the sum is 26.

Adding to 1400440421141 its reverse (1411240440041), we get a palindrome (2811680861182).

The spelling of 1400440421141 in words is "one trillion, four hundred billion, four hundred forty million, four hundred twenty-one thousand, one hundred forty-one".