3780955115 has 16 divisors (see below), whose sum is σ = 5273199360. Its totient is φ = 2548710240.

The previous prime is 3780955093. The next prime is 3780955117. The reversal of 3780955115 is 5115590873.

It is a happy number.

It is not a de Polignac number, because 3780955115 - 2¹⁴ = 3780938731 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3780955117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 913421 + ... + 917550.

It is an arithmetic number, because the mean of its divisors is an integer number (329574960).

Almost surely, 2^3780955115 is an apocalyptic number.

3780955115 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3780955115 is a deficient number, since it is larger than the sum of its proper divisors (1492244245).

3780955115 is a wasteful number, since it uses less digits than its factorization.

3780955115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1831042.

The product of its (nonzero) digits is 189000, while the sum is 44.

The square root of 3780955115 is about 61489.4715784743. The cubic root of 3780955115 is about 1557.8794213319.

The spelling of 3780955115 in words is "three billion, seven hundred eighty million, nine hundred fifty-five thousand, one hundred fifteen".