1349369712 has 40 divisors (see below), whose sum is σ = 3873192080. Its totient is φ = 449789760.

The previous prime is 1349369699. The next prime is 1349369743. The reversal of 1349369712 is 2179639431.

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 7 ways as a sum of consecutive naturals, for example, 1561339 + ... + 1562202.

It is an arithmetic number, because the mean of its divisors is an integer number (96829802).

Almost surely, 2^1349369712 is an apocalyptic number.

1349369712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1349369712 is an abundant number, since it is smaller than the sum of its proper divisors (2523822368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1349369712 is a wasteful number, since it uses less digits than its factorization.

1349369712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3123558 (or 3123546 counting only the distinct ones).

The product of its digits is 244944, while the sum is 45.

The square root of 1349369712 is about 36733.7680071076. The cubic root of 1349369712 is about 1105.0374227548.

The spelling of 1349369712 in words is "one billion, three hundred forty-nine million, three hundred sixty-nine thousand, seven hundred twelve".