1101552441545 has 16 divisors (see below), whose sum is σ = 1379529740160. Its totient is φ = 842808219264.

The previous prime is 1101552441503. The next prime is 1101552441569. The reversal of 1101552441545 is 5451442551011.

It is a cyclic number.

It is not a de Polignac number, because 1101552441545 - 2²⁰ = 1101551392969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1101552441499 and 1101552441508.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148022 + ... + 1491648.

It is an arithmetic number, because the mean of its divisors is an integer number (86220608760).

Almost surely, 2^{1101552441545} is an apocalyptic number.

It is an amenable number.

1101552441545 is a deficient number, since it is larger than the sum of its proper divisors (277977298615).

1101552441545 is a wasteful number, since it uses less digits than its factorization.

1101552441545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1350784.

The product of its (nonzero) digits is 80000, while the sum is 38.

Adding to 1101552441545 its reverse (5451442551011), we get a palindrome (6552994992556).

The spelling of 1101552441545 in words is "one trillion, one hundred one billion, five hundred fifty-two million, four hundred forty-one thousand, five hundred forty-five".