1400343110431 has 16 divisors (see below), whose sum is σ = 1531037991168. Its totient is φ = 1275044659200.

The previous prime is 1400343110407. The next prime is 1400343110443. The reversal of 1400343110431 is 1340113430041.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1400343110431 - 2⁵ = 1400343110399 is a prime.

It is a super-2 number, since 2×1400343110431² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1400343110396 and 1400343110405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400343110461) 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 15 ways as a sum of consecutive naturals, for example, 1219071 + ... + 2070463.

It is an arithmetic number, because the mean of its divisors is an integer number (95689874448).

Almost surely, 2^{1400343110431} is an apocalyptic number.

1400343110431 is a deficient number, since it is larger than the sum of its proper divisors (130694880737).

1400343110431 is a wasteful number, since it uses less digits than its factorization.

1400343110431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 854562.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 1400343110431 its reverse (1340113430041), we get a palindrome (2740456540472).

The spelling of 1400343110431 in words is "one trillion, four hundred billion, three hundred forty-three million, one hundred ten thousand, four hundred thirty-one".