1401143034431 has 16 divisors (see below), whose sum is σ = 1684149331968. Its totient is φ = 1140309424800.

The previous prime is 1401143034419. The next prime is 1401143034451. The reversal of 1401143034431 is 1344303411041.

It is not a de Polignac number, because 1401143034431 - 2¹⁴ = 1401143018047 is a prime.

It is a super-2 number, since 2×1401143034431² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1401143034394 and 1401143034403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401143034451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60902465 + ... + 60925466.

It is an arithmetic number, because the mean of its divisors is an integer number (105259333248).

Almost surely, 2^{1401143034431} is an apocalyptic number.

1401143034431 is a deficient number, since it is larger than the sum of its proper divisors (283006297537).

1401143034431 is a wasteful number, since it uses less digits than its factorization.

1401143034431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121828022.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 1401143034431 its reverse (1344303411041), we get a palindrome (2745446445472).

The spelling of 1401143034431 in words is "one trillion, four hundred one billion, one hundred forty-three million, thirty-four thousand, four hundred thirty-one".