1353675445 has 4 divisors (see below), whose sum is σ = 1624410540. Its totient is φ = 1082940352.

The previous prime is 1353675403. The next prime is 1353675457. The reversal of 1353675445 is 5445763531.

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

It can be written as a sum of positive squares in 2 ways, for example, as 541539441 + 812136004 = 23271^2 + 28498^2 .

It is a cyclic number.

It is not a de Polignac number, because 1353675445 - 2²⁵ = 1320121013 is a prime.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 135367540 + ... + 135367549.

It is an arithmetic number, because the mean of its divisors is an integer number (406102635).

Almost surely, 2^1353675445 is an apocalyptic number.

It is an amenable number.

1353675445 is a deficient number, since it is larger than the sum of its proper divisors (270735095).

1353675445 is an equidigital number, since it uses as much as digits as its factorization.

1353675445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270735094.

The product of its digits is 756000, while the sum is 43.

The square root of 1353675445 is about 36792.3286161667. The cubic root of 1353675445 is about 1106.2115374075.

The spelling of 1353675445 in words is "one billion, three hundred fifty-three million, six hundred seventy-five thousand, four hundred forty-five".