1345405432441 has 8 divisors (see below), whose sum is σ = 1604458652544. Its totient is φ = 1103065323360.

The previous prime is 1345405432429. The next prime is 1345405432451. The reversal of 1345405432441 is 1442345045431.

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

It is not a de Polignac number, because 1345405432441 - 2¹⁹ = 1345404908153 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1345405432394 and 1345405432403.

It is not an unprimeable number, because it can be changed into a prime (1345405432411) 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 7 ways as a sum of consecutive naturals, for example, 4178277580 + ... + 4178277901.

It is an arithmetic number, because the mean of its divisors is an integer number (200557331568).

Almost surely, 2^{1345405432441} is an apocalyptic number.

It is an amenable number.

1345405432441 is a deficient number, since it is larger than the sum of its proper divisors (259053220103).

1345405432441 is an equidigital number, since it uses as much as digits as its factorization.

1345405432441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8356555511.

The product of its (nonzero) digits is 460800, while the sum is 40.

The spelling of 1345405432441 in words is "one trillion, three hundred forty-five billion, four hundred five million, four hundred thirty-two thousand, four hundred forty-one".