11343898651603 has 16 divisors (see below), whose sum is σ = 13229393400000. Its totient is φ = 9723079254336.

The previous prime is 11343898651517. The next prime is 11343898651621. The reversal of 11343898651603 is 30615689834311.

It is not a de Polignac number, because 11343898651603 - 2¹⁷ = 11343898520531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11343898651633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12857073 + ... + 13711021.

It is an arithmetic number, because the mean of its divisors is an integer number (826837087500).

Almost surely, 2^{11343898651603} is an apocalyptic number.

11343898651603 is a deficient number, since it is larger than the sum of its proper divisors (1885494748397).

11343898651603 is an frugal number, since it uses more digits than its factorization.

11343898651603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 892699 (or 892685 counting only the distinct ones).

The product of its (nonzero) digits is 11197440, while the sum is 58.

The spelling of 11343898651603 in words is "eleven trillion, three hundred forty-three billion, eight hundred ninety-eight million, six hundred fifty-one thousand, six hundred three".