1345125654505 has 8 divisors (see below), whose sum is σ = 1614173228424. Its totient is φ = 1076085561600.

The previous prime is 1345125654479. The next prime is 1345125654529. The reversal of 1345125654505 is 5054565215431.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 187115074624 + 1158010579881 = 432568^2 + 1076109^2 .

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

It is not a de Polignac number, because 1345125654505 - 2⁷ = 1345125654377 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1466766 + ... + 2200375.

It is an arithmetic number, because the mean of its divisors is an integer number (201771653553).

Almost surely, 2^{1345125654505} is an apocalyptic number.

It is an amenable number.

1345125654505 is a deficient number, since it is larger than the sum of its proper divisors (269047573919).

1345125654505 is an equidigital number, since it uses as much as digits as its factorization.

1345125654505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3740507.

The product of its (nonzero) digits is 1800000, while the sum is 46.

The spelling of 1345125654505 in words is "one trillion, three hundred forty-five billion, one hundred twenty-five million, six hundred fifty-four thousand, five hundred five".