1346800749 has 16 divisors (see below), whose sum is σ = 2053054080. Its totient is φ = 769305600.

The previous prime is 1346800747. The next prime is 1346800753. The reversal of 1346800749 is 9470086431.

It is not a de Polignac number, because 1346800749 - 2¹ = 1346800747 is a prime.

It is a super-2 number, since 2×1346800749² = 3627744515013922002, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1346800749.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1346800747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51549 + ... + 73149.

It is an arithmetic number, because the mean of its divisors is an integer number (128315880).

Almost surely, 2^1346800749 is an apocalyptic number.

It is an amenable number.

1346800749 is a deficient number, since it is larger than the sum of its proper divisors (706253331).

1346800749 is a wasteful number, since it uses less digits than its factorization.

1346800749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24580.

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 1346800749 is about 36698.7840261772. The cubic root of 1346800749 is about 1104.3357115136.

The spelling of 1346800749 in words is "one billion, three hundred forty-six million, eight hundred thousand, seven hundred forty-nine".