1066363155 has 48 divisors (see below), whose sum is σ = 2171516256. Its totient is φ = 477250560.

The previous prime is 1066363139. The next prime is 1066363159. The reversal of 1066363155 is 5513636601.

1066363155 is a `hidden beast` number, since 1 + 0 + 6 + 636 + 3 + 15 + 5 = 666.

It is not a de Polignac number, because 1066363155 - 2⁴ = 1066363139 is a prime.

It is a super-2 number, since 2×1066363155² = 2274260756683108050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1066363159) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 76422 + ... + 89291.

It is an arithmetic number, because the mean of its divisors is an integer number (45239922).

Almost surely, 2^1066363155 is an apocalyptic number.

1066363155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1066363155 is an abundant number, since it is smaller than the sum of its proper divisors (1105153101).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1066363155 is a wasteful number, since it uses less digits than its factorization.

1066363155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165748 (or 165745 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

The square root of 1066363155 is about 32655.2163520623. The cubic root of 1066363155 is about 1021.6489907262.

Adding to 1066363155 its reverse (5513636601), we get a palindrome (6579999756).

The spelling of 1066363155 in words is "one billion, sixty-six million, three hundred sixty-three thousand, one hundred fifty-five".