1405400043122 has 8 divisors (see below), whose sum is σ = 2176103292672. Its totient is φ = 680032278900.

The previous prime is 1405400043097. The next prime is 1405400043167. The reversal of 1405400043122 is 2213400045041.

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

It is a junction number, because it is equal to n+sod(n) for n = 1405400043091 and 1405400043100.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11333871254 + ... + 11333871377.

It is an arithmetic number, because the mean of its divisors is an integer number (272012911584).

Almost surely, 2^{1405400043122} is an apocalyptic number.

1405400043122 is a deficient number, since it is larger than the sum of its proper divisors (770703249550).

1405400043122 is a wasteful number, since it uses less digits than its factorization.

1405400043122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22667742664.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 1405400043122 its reverse (2213400045041), we get a palindrome (3618800088163).

The spelling of 1405400043122 in words is "one trillion, four hundred five billion, four hundred million, forty-three thousand, one hundred twenty-two".