111442048357 has 2 divisors, whose sum is σ = 111442048358. Its totient is φ = 111442048356.

The previous prime is 111442048331. The next prime is 111442048391. The reversal of 111442048357 is 753840244111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98060417316 + 13381631041 = 313146^2 + 115679^2 .

It is an emirp because it is prime and its reverse (753840244111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111442048357 - 2²³ = 111433659749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111442048057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55721024178 + 55721024179.

It is an arithmetic number, because the mean of its divisors is an integer number (55721024179).

Almost surely, 2^111442048357 is an apocalyptic number.

It is an amenable number.

111442048357 is a deficient number, since it is larger than the sum of its proper divisors (1).

111442048357 is an equidigital number, since it uses as much as digits as its factorization.

111442048357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 107520, while the sum is 40.

The spelling of 111442048357 in words is "one hundred eleven billion, four hundred forty-two million, forty-eight thousand, three hundred fifty-seven".