1350826745 has 4 divisors (see below), whose sum is σ = 1620992100. Its totient is φ = 1080661392.

The previous prime is 1350826739. The next prime is 1350826801. The reversal of 1350826745 is 5476280531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5476280531 = 379 ⋅14449289.

It can be written as a sum of positive squares in 2 ways, for example, as 403849216 + 946977529 = 20096^2 + 30773^2 .

It is a cyclic number.

It is not a de Polignac number, because 1350826745 - 2¹⁸ = 1350564601 is a prime.

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, 135082670 + ... + 135082679.

It is an arithmetic number, because the mean of its divisors is an integer number (405248025).

Almost surely, 2^1350826745 is an apocalyptic number.

It is an amenable number.

1350826745 is a deficient number, since it is larger than the sum of its proper divisors (270165355).

1350826745 is an equidigital number, since it uses as much as digits as its factorization.

1350826745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270165354.

The product of its (nonzero) digits is 201600, while the sum is 41.

The square root of 1350826745 is about 36753.5949942315. The cubic root of 1350826745 is about 1105.4350150061.

The spelling of 1350826745 in words is "one billion, three hundred fifty million, eight hundred twenty-six thousand, seven hundred forty-five".