1105120406 has 24 divisors (see below), whose sum is σ = 1801290960. Its totient is φ = 508269216.

The previous prime is 1105120397. The next prime is 1105120409. The reversal of 1105120406 is 6040215011.

It is a super-2 number, since 2×1105120406² = 2442582223515209672, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105120409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 93455 + ... + 104613.

It is an arithmetic number, because the mean of its divisors is an integer number (75053790).

Almost surely, 2^1105120406 is an apocalyptic number.

1105120406 is a deficient number, since it is larger than the sum of its proper divisors (696170554).

1105120406 is a wasteful number, since it uses less digits than its factorization.

1105120406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11480 (or 11467 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 1105120406 is about 33243.3513051858. The cubic root of 1105120406 is about 1033.8793618071.

Adding to 1105120406 its reverse (6040215011), we get a palindrome (7145335417).

The spelling of 1105120406 in words is "one billion, one hundred five million, one hundred twenty thousand, four hundred six".