1105140525 has 12 divisors (see below), whose sum is σ = 1827165792. Its totient is φ = 589408240.

The previous prime is 1105140523. The next prime is 1105140551. The reversal of 1105140525 is 5250415011.

It is not a de Polignac number, because 1105140525 - 2¹ = 1105140523 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1105140495 and 1105140504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105140523) by changing a digit.

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 in 11 ways as a sum of consecutive naturals, for example, 7367529 + ... + 7367678.

It is an arithmetic number, because the mean of its divisors is an integer number (152263816).

Almost surely, 2^1105140525 is an apocalyptic number.

1105140525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1105140525 is a deficient number, since it is larger than the sum of its proper divisors (722025267).

1105140525 is a wasteful number, since it uses less digits than its factorization.

1105140525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14735220 (or 14735215 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 24.

The square root of 1105140525 is about 33243.6539056705. The cubic root of 1105140525 is about 1033.8856357818.

Adding to 1105140525 its reverse (5250415011), we get a palindrome (6355555536).

The spelling of 1105140525 in words is "one billion, one hundred five million, one hundred forty thousand, five hundred twenty-five".