1350311999 has 12 divisors (see below), whose sum is σ = 1390254240. Its totient is φ = 1311475200.

The previous prime is 1350311881. The next prime is 1350312001. The reversal of 1350311999 is 9991130531.

It is not a de Polignac number, because 1350311999 - 2¹⁶ = 1350246463 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1350331999) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 400079 + ... + 403439.

It is an arithmetic number, because the mean of its divisors is an integer number (115854520).

Almost surely, 2^1350311999 is an apocalyptic number.

1350311999 is a deficient number, since it is larger than the sum of its proper divisors (39942241).

1350311999 is an equidigital number, since it uses as much as digits as its factorization.

1350311999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3682 (or 3641 counting only the distinct ones).

The product of its (nonzero) digits is 32805, while the sum is 41.

The square root of 1350311999 is about 36746.5916650783. The cubic root of 1350311999 is about 1105.2945848223.

The spelling of 1350311999 in words is "one billion, three hundred fifty million, three hundred eleven thousand, nine hundred ninety-nine".