151388161 has 2 divisors, whose sum is σ = 151388162. Its totient is φ = 151388160.

The previous prime is 151388137. The next prime is 151388183. The reversal of 151388161 is 161883151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104040000 + 47348161 = 10200^2 + 6881^2 .

It is a cyclic number.

It is not a de Polignac number, because 151388161 - 2⁵ = 151388129 is a prime.

It is not a weakly prime, because it can be changed into another prime (151388101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75694080 + 75694081.

It is an arithmetic number, because the mean of its divisors is an integer number (75694081).

It is a Proth number, since it is equal to 1155 ⋅ 2¹⁷ + 1 and 1155 < 2¹⁷.

Almost surely, 2^151388161 is an apocalyptic number.

It is an amenable number.

151388161 is a deficient number, since it is larger than the sum of its proper divisors (1).

151388161 is an equidigital number, since it uses as much as digits as its factorization.

151388161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5760, while the sum is 34.

The square root of 151388161 is about 12303.9896375119. The cubic root of 151388161 is about 532.9633000531.

The spelling of 151388161 in words is "one hundred fifty-one million, three hundred eighty-eight thousand, one hundred sixty-one".