1105420124 has 6 divisors (see below), whose sum is σ = 1934485224. Its totient is φ = 552710060.

The previous prime is 1105420109. The next prime is 1105420159. The reversal of 1105420124 is 4210245011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1105420096 and 1105420105.

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, 138177512 + ... + 138177519.

It is an arithmetic number, because the mean of its divisors is an integer number (322414204).

Almost surely, 2^1105420124 is an apocalyptic number.

It is an amenable number.

1105420124 is a deficient number, since it is larger than the sum of its proper divisors (829065100).

1105420124 is a wasteful number, since it uses less digits than its factorization.

1105420124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276355035 (or 276355033 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 1105420124 is about 33247.8589385843. The cubic root of 1105420124 is about 1033.9728189676.

Adding to 1105420124 its reverse (4210245011), we get a palindrome (5315665135).

The spelling of 1105420124 in words is "one billion, one hundred five million, four hundred twenty thousand, one hundred twenty-four".