1105311925 has 12 divisors (see below), whose sum is σ = 1399749696. Its totient is φ = 865434800.

The previous prime is 1105311919. The next prime is 1105311929. The reversal of 1105311925 is 5291135011.

It is not a de Polignac number, because 1105311925 - 2²¹ = 1103214773 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1105311893 and 1105311902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105311929) 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, 469171 + ... + 471520.

It is an arithmetic number, because the mean of its divisors is an integer number (116645808).

Almost surely, 2^1105311925 is an apocalyptic number.

It is an amenable number.

1105311925 is a deficient number, since it is larger than the sum of its proper divisors (294437771).

1105311925 is an equidigital number, since it uses as much as digits as its factorization.

1105311925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 940748 (or 940743 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 28.

The square root of 1105311925 is about 33246.2317413568. The cubic root of 1105311925 is about 1033.9390826312.

Adding to 1105311925 its reverse (5291135011), we get a palindrome (6396446936).

The spelling of 1105311925 in words is "one billion, one hundred five million, three hundred eleven thousand, nine hundred twenty-five".