1545363705497 has 4 divisors (see below), whose sum is σ = 1545526196736. Its totient is φ = 1545201214260.

The previous prime is 1545363705491. The next prime is 1545363705593. The reversal of 1545363705497 is 7945073635451.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1545363705497 - 2¹⁰ = 1545363704473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1545363705491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81231353 + ... + 81250374.

It is an arithmetic number, because the mean of its divisors is an integer number (386381549184).

Almost surely, 2^{1545363705497} is an apocalyptic number.

It is an amenable number.

1545363705497 is a deficient number, since it is larger than the sum of its proper divisors (162491239).

1545363705497 is an equidigital number, since it uses as much as digits as its factorization.

1545363705497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162491238.

The product of its (nonzero) digits is 47628000, while the sum is 59.

The spelling of 1545363705497 in words is "one trillion, five hundred forty-five billion, three hundred sixty-three million, seven hundred five thousand, four hundred ninety-seven".