1384271355 has 32 divisors (see below), whose sum is σ = 2305915200. Its totient is φ = 708244992.

The previous prime is 1384271347. The next prime is 1384271363. The reversal of 1384271355 is 5531724831.

1384271355 = 2891² + 2892² + ... + 3047².

It is a happy number.

1384271355 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1384271347) and next prime (1384271363).

It is not a de Polignac number, because 1384271355 - 2³ = 1384271347 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58161 + ... + 78429.

It is an arithmetic number, because the mean of its divisors is an integer number (72059850).

Almost surely, 2^1384271355 is an apocalyptic number.

1384271355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1384271355 is a deficient number, since it is larger than the sum of its proper divisors (921643845).

1384271355 is a wasteful number, since it uses less digits than its factorization.

1384271355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20463.

The product of its digits is 100800, while the sum is 39.

The square root of 1384271355 is about 37205.7973305236. The cubic root of 1384271355 is about 1114.4837589546.

The spelling of 1384271355 in words is "one billion, three hundred eighty-four million, two hundred seventy-one thousand, three hundred fifty-five".