1352444645 has 8 divisors (see below), whose sum is σ = 1627612704. Its totient is φ = 1078836304.

The previous prime is 1352444633. The next prime is 1352444651. The reversal of 1352444645 is 5464442531.

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 1352444645 - 2⁶ = 1352444581 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1352444599 and 1352444608.

It is a congruent 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, 388019 + ... + 391488.

It is an arithmetic number, because the mean of its divisors is an integer number (203451588).

Almost surely, 2^1352444645 is an apocalyptic number.

It is an amenable number.

1352444645 is a deficient number, since it is larger than the sum of its proper divisors (275168059).

1352444645 is an equidigital number, since it uses as much as digits as its factorization.

1352444645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 779859.

The product of its digits is 230400, while the sum is 38.

The square root of 1352444645 is about 36775.5984995486. The cubic root of 1352444645 is about 1105.8761694728.

The spelling of 1352444645 in words is "one billion, three hundred fifty-two million, four hundred forty-four thousand, six hundred forty-five".