1345420124245 has 8 divisors (see below), whose sum is σ = 1633956006816. Its totient is φ = 1063368194256.

The previous prime is 1345420124207. The next prime is 1345420124249. The reversal of 1345420124245 is 5424210245431.

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 1345420124245 - 2⁷ = 1345420124117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1345420124249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1620987687 + ... + 1620988516.

It is an arithmetic number, because the mean of its divisors is an integer number (204244500852).

Almost surely, 2^{1345420124245} is an apocalyptic number.

It is an amenable number.

1345420124245 is a deficient number, since it is larger than the sum of its proper divisors (288535882571).

1345420124245 is an equidigital number, since it uses as much as digits as its factorization.

1345420124245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3241976291.

The product of its (nonzero) digits is 153600, while the sum is 37.

Adding to 1345420124245 its reverse (5424210245431), we get a palindrome (6769630369676).

The spelling of 1345420124245 in words is "one trillion, three hundred forty-five billion, four hundred twenty million, one hundred twenty-four thousand, two hundred forty-five".