151685141 has 2 divisors, whose sum is σ = 151685142. Its totient is φ = 151685140.

The previous prime is 151685111. The next prime is 151685143. The reversal of 151685141 is 141586151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 133494916 + 18190225 = 11554^2 + 4265^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-151685141 is a prime.

Together with 151685143, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 151685098 and 151685107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151685143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75842570 + 75842571.

It is an arithmetic number, because the mean of its divisors is an integer number (75842571).

Almost surely, 2^151685141 is an apocalyptic number.

It is an amenable number.

151685141 is a deficient number, since it is larger than the sum of its proper divisors (1).

151685141 is an equidigital number, since it uses as much as digits as its factorization.

151685141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4800, while the sum is 32.

The square root of 151685141 is about 12316.0521678012. The cubic root of 151685141 is about 533.3115792776.

The spelling of 151685141 in words is "one hundred fifty-one million, six hundred eighty-five thousand, one hundred forty-one".