1405941283561 has 8 divisors (see below), whose sum is σ = 1452788898048. Its totient is φ = 1359187086000.

The previous prime is 1405941283541. The next prime is 1405941283619. The reversal of 1405941283561 is 1653821495041.

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 1405941283561 - 2⁷ = 1405941283433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1405941283511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23323630 + ... + 23383831.

It is an arithmetic number, because the mean of its divisors is an integer number (181598612256).

Almost surely, 2^{1405941283561} is an apocalyptic number.

It is an amenable number.

1405941283561 is a deficient number, since it is larger than the sum of its proper divisors (46847614487).

1405941283561 is an equidigital number, since it uses as much as digits as its factorization.

1405941283561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46708463.

The product of its (nonzero) digits is 1036800, while the sum is 49.

The spelling of 1405941283561 in words is "one trillion, four hundred five billion, nine hundred forty-one million, two hundred eighty-three thousand, five hundred sixty-one".