1371228355 has 16 divisors (see below), whose sum is σ = 1881354240. Its totient is φ = 939864672.

The previous prime is 1371228317. The next prime is 1371228361. The reversal of 1371228355 is 5538221731.

It is a cyclic number.

It is not a de Polignac number, because 1371228355 - 2⁷ = 1371228227 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89766 + ... + 103924.

It is an arithmetic number, because the mean of its divisors is an integer number (117584640).

Almost surely, 2^1371228355 is an apocalyptic number.

1371228355 is a deficient number, since it is larger than the sum of its proper divisors (510125885).

1371228355 is a wasteful number, since it uses less digits than its factorization.

1371228355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16938.

The product of its digits is 50400, while the sum is 37.

The square root of 1371228355 is about 37030.1006614889. The cubic root of 1371228355 is about 1110.9723792696.

The spelling of 1371228355 in words is "one billion, three hundred seventy-one million, two hundred twenty-eight thousand, three hundred fifty-five".