111441430357 has 2 divisors, whose sum is σ = 111441430358. Its totient is φ = 111441430356.

The previous prime is 111441430339. The next prime is 111441430411. The reversal of 111441430357 is 753034144111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102323854161 + 9117576196 = 319881^2 + 95486^2 .

It is a cyclic number.

It is not a de Polignac number, because 111441430357 - 2¹¹ = 111441428309 is a prime.

It is a super-2 number, since 2×111441430357² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111441430307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55720715178 + 55720715179.

It is an arithmetic number, because the mean of its divisors is an integer number (55720715179).

Almost surely, 2^111441430357 is an apocalyptic number.

It is an amenable number.

111441430357 is a deficient number, since it is larger than the sum of its proper divisors (1).

111441430357 is an equidigital number, since it uses as much as digits as its factorization.

111441430357 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 34.

Adding to 111441430357 its reverse (753034144111), we get a palindrome (864475574468).

The spelling of 111441430357 in words is "one hundred eleven billion, four hundred forty-one million, four hundred thirty thousand, three hundred fifty-seven".