111204425434357 has 2 divisors, whose sum is σ = 111204425434358. Its totient is φ = 111204425434356.

The previous prime is 111204425434337. The next prime is 111204425434441. The reversal of 111204425434357 is 753434524402111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 93460440240036 + 17743985194321 = 9667494^2 + 4212361^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111204425434357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111204425434337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55602212717178 + 55602212717179.

It is an arithmetic number, because the mean of its divisors is an integer number (55602212717179).

Almost surely, 2^{111204425434357} is an apocalyptic number.

It is an amenable number.

111204425434357 is a deficient number, since it is larger than the sum of its proper divisors (1).

111204425434357 is an equidigital number, since it uses as much as digits as its factorization.

111204425434357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1612800, while the sum is 46.

Adding to 111204425434357 its reverse (753434524402111), we get a palindrome (864638949836468).

The spelling of 111204425434357 in words is "one hundred eleven trillion, two hundred four billion, four hundred twenty-five million, four hundred thirty-four thousand, three hundred fifty-seven".