1400401341321 has 32 divisors (see below), whose sum is σ = 1889348312448. Its totient is φ = 922574069760.

The previous prime is 1400401341271. The next prime is 1400401341331. The reversal of 1400401341321 is 1231431040041.

It is not a de Polignac number, because 1400401341321 - 2¹⁰ = 1400401340297 is a prime.

It is a super-2 number, since 2×1400401341321² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1400401341291 and 1400401341300.

It is not an unprimeable number, because it can be changed into a prime (1400401341331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 282507375 + ... + 282512331.

It is an arithmetic number, because the mean of its divisors is an integer number (59042134764).

Almost surely, 2^{1400401341321} is an apocalyptic number.

It is an amenable number.

1400401341321 is a deficient number, since it is larger than the sum of its proper divisors (488946971127).

1400401341321 is a wasteful number, since it uses less digits than its factorization.

1400401341321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7081.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1400401341321 its reverse (1231431040041), we get a palindrome (2631832381362).

The spelling of 1400401341321 in words is "one trillion, four hundred billion, four hundred one million, three hundred forty-one thousand, three hundred twenty-one".