1101540545 has 8 divisors (see below), whose sum is σ = 1510684224. Its totient is φ = 755342064.

The previous prime is 1101540533. The next prime is 1101540547. The reversal of 1101540545 is 5450451011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1101540545 - 2¹⁰ = 1101539521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1101540547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15736259 + ... + 15736328.

It is an arithmetic number, because the mean of its divisors is an integer number (188835528).

Almost surely, 2^1101540545 is an apocalyptic number.

It is an amenable number.

1101540545 is a deficient number, since it is larger than the sum of its proper divisors (409143679).

1101540545 is an equidigital number, since it uses as much as digits as its factorization.

1101540545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31472599.

The product of its (nonzero) digits is 2000, while the sum is 26.

The square root of 1101540545 is about 33189.4643674766. The cubic root of 1101540545 is about 1032.7617918676.

Adding to 1101540545 its reverse (5450451011), we get a palindrome (6551991556).

The spelling of 1101540545 in words is "one billion, one hundred one million, five hundred forty thousand, five hundred forty-five".