1344777117 has 16 divisors (see below), whose sum is σ = 1948293120. Its totient is φ = 821934000.

The previous prime is 1344777103. The next prime is 1344777121. The reversal of 1344777117 is 7117774431.

It is not a de Polignac number, because 1344777117 - 2⁶ = 1344777053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1344778117) 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, 378759 + ... + 382292.

It is an arithmetic number, because the mean of its divisors is an integer number (121768320).

Almost surely, 2^1344777117 is an apocalyptic number.

It is an amenable number.

1344777117 is a deficient number, since it is larger than the sum of its proper divisors (603516003).

1344777117 is a wasteful number, since it uses less digits than its factorization.

1344777117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761104.

The product of its digits is 115248, while the sum is 42.

The square root of 1344777117 is about 36671.2028300136. The cubic root of 1344777117 is about 1103.7823286657.

The spelling of 1344777117 in words is "one billion, three hundred forty-four million, seven hundred seventy-seven thousand, one hundred seventeen".