1106620155 has 48 divisors (see below), whose sum is σ = 1946393280. Its totient is φ = 581566464.

The previous prime is 1106620147. The next prime is 1106620171. The reversal of 1106620155 is 5510266011.

It is a happy number.

It is not a de Polignac number, because 1106620155 - 2³ = 1106620147 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1190731 + ... + 1191659.

It is an arithmetic number, because the mean of its divisors is an integer number (40549860).

Almost surely, 2^1106620155 is an apocalyptic number.

1106620155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1106620155 is a deficient number, since it is larger than the sum of its proper divisors (839773125).

1106620155 is a wasteful number, since it uses less digits than its factorization.

1106620155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1300 (or 1297 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 1106620155 is about 33265.9007844369. The cubic root of 1106620155 is about 1034.3468398731.

Adding to 1106620155 its reverse (5510266011), we get a palindrome (6616886166).

The spelling of 1106620155 in words is "one billion, one hundred six million, six hundred twenty thousand, one hundred fifty-five".