1103938541 has 4 divisors (see below), whose sum is σ = 1105569852. Its totient is φ = 1102307232.

The previous prime is 1103938529. The next prime is 1103938559. The reversal of 1103938541 is 1458393011.

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

It can be written as a sum of positive squares in 2 ways, for example, as 897901225 + 206037316 = 29965^2 + 14354^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1103938541 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 (1103938141) 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, 814640 + ... + 815993.

It is an arithmetic number, because the mean of its divisors is an integer number (276392463).

Almost surely, 2^1103938541 is an apocalyptic number.

It is an amenable number.

1103938541 is a deficient number, since it is larger than the sum of its proper divisors (1631311).

1103938541 is an equidigital number, since it uses as much as digits as its factorization.

1103938541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1631310.

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 1103938541 is about 33225.5705895324. The cubic root of 1103938541 is about 1033.5106714601.

The spelling of 1103938541 in words is "one billion, one hundred three million, nine hundred thirty-eight thousand, five hundred forty-one".