11948598073 has 4 divisors (see below), whose sum is σ = 11975210100. Its totient is φ = 11921986048.

The previous prime is 11948598047. The next prime is 11948598107. The reversal of 11948598073 is 37089584911.

It is a happy number.

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 5229025344 + 6719572729 = 72312^2 + 81973^2 .

It is a cyclic number.

It is not a de Polignac number, because 11948598073 - 2²⁵ = 11915043641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11948595073) 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, 13305340 + ... + 13306237.

It is an arithmetic number, because the mean of its divisors is an integer number (2993802525).

Almost surely, 2^11948598073 is an apocalyptic number.

It is an amenable number.

11948598073 is a deficient number, since it is larger than the sum of its proper divisors (26612027).

11948598073 is an equidigital number, since it uses as much as digits as its factorization.

11948598073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26612026.

The product of its (nonzero) digits is 2177280, while the sum is 55.

The spelling of 11948598073 in words is "eleven billion, nine hundred forty-eight million, five hundred ninety-eight thousand, seventy-three".