111425510149 has 2 divisors, whose sum is σ = 111425510150. Its totient is φ = 111425510148.

The previous prime is 111425510117. The next prime is 111425510179. The reversal of 111425510149 is 941015524111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 110477793924 + 947716225 = 332382^2 + 30785^2 .

It is a cyclic number.

It is not a de Polignac number, because 111425510149 - 2⁵ = 111425510117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111425510179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55712755074 + 55712755075.

It is an arithmetic number, because the mean of its divisors is an integer number (55712755075).

Almost surely, 2^111425510149 is an apocalyptic number.

It is an amenable number.

111425510149 is a deficient number, since it is larger than the sum of its proper divisors (1).

111425510149 is an equidigital number, since it uses as much as digits as its factorization.

111425510149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 34.

The spelling of 111425510149 in words is "one hundred eleven billion, four hundred twenty-five million, five hundred ten thousand, one hundred forty-nine".