1645141150347 has 4 divisors (see below), whose sum is σ = 2193521533800. Its totient is φ = 1096760766896.

The previous prime is 1645141150333. The next prime is 1645141150397. The reversal of 1645141150347 is 7430511415461.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1645141150347 - 2⁶ = 1645141150283 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1645141150299 and 1645141150308.

It is not an unprimeable number, because it can be changed into a prime (1645141150397) 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, 274190191722 + ... + 274190191727.

It is an arithmetic number, because the mean of its divisors is an integer number (548380383450).

Almost surely, 2^{1645141150347} is an apocalyptic number.

1645141150347 is a deficient number, since it is larger than the sum of its proper divisors (548380383453).

1645141150347 is an equidigital number, since it uses as much as digits as its factorization.

1645141150347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548380383452.

The product of its (nonzero) digits is 201600, while the sum is 42.

The spelling of 1645141150347 in words is "one trillion, six hundred forty-five billion, one hundred forty-one million, one hundred fifty thousand, three hundred forty-seven".