1055322388 has 6 divisors (see below), whose sum is σ = 1846814186. Its totient is φ = 527661192.

The previous prime is 1055322361. The next prime is 1055322407. The reversal of 1055322388 is 8832235501.

It can be written as a sum of positive squares in only one way, i.e., 1055080324 + 242064 = 32482^2 + 492^2 .

It is a super-2 number, since 2×1055322388² = 2227410685228045088, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131915295 + ... + 131915302.

Almost surely, 2^1055322388 is an apocalyptic number.

It is an amenable number.

1055322388 is a deficient number, since it is larger than the sum of its proper divisors (791491798).

1055322388 is a wasteful number, since it uses less digits than its factorization.

1055322388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263830601 (or 263830599 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 1055322388 is about 32485.7259115446. The cubic root of 1055322388 is about 1018.1108142808.

Adding to 1055322388 its reverse (8832235501), we get a palindrome (9887557889).

The spelling of 1055322388 in words is "one billion, fifty-five million, three hundred twenty-two thousand, three hundred eighty-eight".