118431844151 has 2 divisors, whose sum is σ = 118431844152. Its totient is φ = 118431844150.

The previous prime is 118431844129. The next prime is 118431844163. The reversal of 118431844151 is 151448134811.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 118431844151 - 2¹⁸ = 118431582007 is a prime.

It is a super-2 number, since 2×118431844151² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 118431844099 and 118431844108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118431844051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59215922075 + 59215922076.

It is an arithmetic number, because the mean of its divisors is an integer number (59215922076).

Almost surely, 2^118431844151 is an apocalyptic number.

118431844151 is a deficient number, since it is larger than the sum of its proper divisors (1).

118431844151 is an equidigital number, since it uses as much as digits as its factorization.

118431844151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 61440, while the sum is 41.

Adding to 118431844151 its reverse (151448134811), we get a palindrome (269879978962).

The spelling of 118431844151 in words is "one hundred eighteen billion, four hundred thirty-one million, eight hundred forty-four thousand, one hundred fifty-one".