1349101844 has 48 divisors (see below), whose sum is σ = 2593276560. Its totient is φ = 611481600.

The previous prime is 1349101841. The next prime is 1349101849. The reversal of 1349101844 is 4481019431.

1349101844 = T₁₂₁ + T₁₂₂ + ... + T₂₀₀₇.

It can be written as a sum of positive squares in 8 ways, for example, as 121440400 + 1227661444 = 11020^2 + 35038^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1349101841) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 251462 + ... + 256770.

It is an arithmetic number, because the mean of its divisors is an integer number (54026595).

Almost surely, 2^1349101844 is an apocalyptic number.

It is an amenable number.

1349101844 is a deficient number, since it is larger than the sum of its proper divisors (1244174716).

1349101844 is a wasteful number, since it uses less digits than its factorization.

1349101844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5468 (or 5466 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 1349101844 is about 36730.1217531334. The cubic root of 1349101844 is about 1104.9642963287.

The spelling of 1349101844 in words is "one billion, three hundred forty-nine million, one hundred one thousand, eight hundred forty-four".