11903352073 has 4 divisors (see below), whose sum is σ = 11994217488. Its totient is φ = 11812486660.

The previous prime is 11903352061. The next prime is 11903352107. The reversal of 11903352073 is 37025330911.

It is a happy number.

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 11903352073 - 2⁹ = 11903351561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11903352973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45432511 + ... + 45432772.

It is an arithmetic number, because the mean of its divisors is an integer number (2998554372).

Almost surely, 2^11903352073 is an apocalyptic number.

It is an amenable number.

11903352073 is a deficient number, since it is larger than the sum of its proper divisors (90865415).

11903352073 is an equidigital number, since it uses as much as digits as its factorization.

11903352073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90865414.

The product of its (nonzero) digits is 17010, while the sum is 34.

Adding to 11903352073 its reverse (37025330911), we get a palindrome (48928682984).

The spelling of 11903352073 in words is "eleven billion, nine hundred three million, three hundred fifty-two thousand, seventy-three".