1106140563551 has 4 divisors (see below), whose sum is σ = 1106713398504. Its totient is φ = 1105567728600.

The previous prime is 1106140563523. The next prime is 1106140563571. The reversal of 1106140563551 is 1553650416011.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1106140563551 - 2¹⁴ = 1106140547167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1106140563571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 286414580 + ... + 286418441.

It is an arithmetic number, because the mean of its divisors is an integer number (276678349626).

Almost surely, 2^{1106140563551} is an apocalyptic number.

1106140563551 is a deficient number, since it is larger than the sum of its proper divisors (572834953).

1106140563551 is an equidigital number, since it uses as much as digits as its factorization.

1106140563551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572834952.

The product of its (nonzero) digits is 54000, while the sum is 38.

Adding to 1106140563551 its reverse (1553650416011), we get a palindrome (2659790979562).

The spelling of 1106140563551 in words is "one trillion, one hundred six billion, one hundred forty million, five hundred sixty-three thousand, five hundred fifty-one".