1104145541 has 4 divisors (see below), whose sum is σ = 1105185312. Its totient is φ = 1103105772.

The previous prime is 1104145463. The next prime is 1104145547. The reversal of 1104145541 is 1455414011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1104145541 - 2¹⁴ = 1104129157 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1104145541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1104145547) 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, 518291 + ... + 520416.

It is an arithmetic number, because the mean of its divisors is an integer number (276296328).

Almost surely, 2^1104145541 is an apocalyptic number.

It is an amenable number.

1104145541 is a deficient number, since it is larger than the sum of its proper divisors (1039771).

1104145541 is a wasteful number, since it uses less digits than its factorization.

1104145541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1039770.

The product of its (nonzero) digits is 1600, while the sum is 26.

The square root of 1104145541 is about 33228.6855141759. The cubic root of 1104145541 is about 1033.5752654360.

Adding to 1104145541 its reverse (1455414011), we get a palindrome (2559559552).

The spelling of 1104145541 in words is "one billion, one hundred four million, one hundred forty-five thousand, five hundred forty-one".