1350749899 has 4 divisors (see below), whose sum is σ = 1357822080. Its totient is φ = 1343677720.

The previous prime is 1350749893. The next prime is 1350749947. The reversal of 1350749899 is 9989470531.

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 1350749899 - 2¹¹ = 1350747851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1350749893) 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, 3535804 + ... + 3536185.

It is an arithmetic number, because the mean of its divisors is an integer number (339455520).

Almost surely, 2^1350749899 is an apocalyptic number.

1350749899 is a deficient number, since it is larger than the sum of its proper divisors (7072181).

1350749899 is an equidigital number, since it uses as much as digits as its factorization.

1350749899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7072180.

The product of its (nonzero) digits is 2449440, while the sum is 55.

The square root of 1350749899 is about 36752.5495578198. The cubic root of 1350749899 is about 1105.4140525670.

The spelling of 1350749899 in words is "one billion, three hundred fifty million, seven hundred forty-nine thousand, eight hundred ninety-nine".