111453746447 has 2 divisors, whose sum is σ = 111453746448. Its totient is φ = 111453746446.

The previous prime is 111453746399. The next prime is 111453746471. The reversal of 111453746447 is 744647354111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111453746447 - 2⁸ = 111453746191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111453743447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55726873223 + 55726873224.

It is an arithmetic number, because the mean of its divisors is an integer number (55726873224).

Almost surely, 2^111453746447 is an apocalyptic number.

111453746447 is a deficient number, since it is larger than the sum of its proper divisors (1).

111453746447 is an equidigital number, since it uses as much as digits as its factorization.

111453746447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1128960, while the sum is 47.

The spelling of 111453746447 in words is "one hundred eleven billion, four hundred fifty-three million, seven hundred forty-six thousand, four hundred forty-seven".