111041429977 has 2 divisors, whose sum is σ = 111041429978. Its totient is φ = 111041429976.

The previous prime is 111041429969. The next prime is 111041430037. The reversal of 111041429977 is 779924140111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102253492441 + 8787937536 = 319771^2 + 93744^2 .

It is a cyclic number.

It is not a de Polignac number, because 111041429977 - 2³ = 111041429969 is a prime.

It is not a weakly prime, because it can be changed into another prime (111041429927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55520714988 + 55520714989.

It is an arithmetic number, because the mean of its divisors is an integer number (55520714989).

Almost surely, 2^111041429977 is an apocalyptic number.

It is an amenable number.

111041429977 is a deficient number, since it is larger than the sum of its proper divisors (1).

111041429977 is an equidigital number, since it uses as much as digits as its factorization.

111041429977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 127008, while the sum is 46.

The spelling of 111041429977 in words is "one hundred eleven billion, forty-one million, four hundred twenty-nine thousand, nine hundred seventy-seven".