111041145451 has 2 divisors, whose sum is σ = 111041145452. Its totient is φ = 111041145450.

The previous prime is 111041145433. The next prime is 111041145491. The reversal of 111041145451 is 154541140111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111041145451 - 2¹¹ = 111041143403 is a prime.

It is not a weakly prime, because it can be changed into another prime (111041145491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55520572725 + 55520572726.

It is an arithmetic number, because the mean of its divisors is an integer number (55520572726).

Almost surely, 2^111041145451 is an apocalyptic number.

111041145451 is a deficient number, since it is larger than the sum of its proper divisors (1).

111041145451 is an equidigital number, since it uses as much as digits as its factorization.

111041145451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1600, while the sum is 28.

Adding to 111041145451 its reverse (154541140111), we get a palindrome (265582285562).

The spelling of 111041145451 in words is "one hundred eleven billion, forty-one million, one hundred forty-five thousand, four hundred fifty-one".