19435703113 has 4 divisors (see below), whose sum is σ = 19544282640. Its totient is φ = 19327123588.

The previous prime is 19435703093. The next prime is 19435703129. The reversal of 19435703113 is 31130753491.

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 a de Polignac number, because none of the positive numbers 2^k-19435703113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (19435703173) 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, 54289495 + ... + 54289852.

It is an arithmetic number, because the mean of its divisors is an integer number (4886070660).

Almost surely, 2^19435703113 is an apocalyptic number.

It is an amenable number.

19435703113 is a deficient number, since it is larger than the sum of its proper divisors (108579527).

19435703113 is a wasteful number, since it uses less digits than its factorization.

19435703113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108579526.

The product of its (nonzero) digits is 34020, while the sum is 37.

The spelling of 19435703113 in words is "nineteen billion, four hundred thirty-five million, seven hundred three thousand, one hundred thirteen".