151335761 has 2 divisors, whose sum is σ = 151335762. Its totient is φ = 151335760.

The previous prime is 151335749. The next prime is 151335763. The reversal of 151335761 is 167533151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 126135361 + 25200400 = 11231^2 + 5020^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-151335761 is a prime.

Together with 151335763, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (151335763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75667880 + 75667881.

It is an arithmetic number, because the mean of its divisors is an integer number (75667881).

Almost surely, 2^151335761 is an apocalyptic number.

It is an amenable number.

151335761 is a deficient number, since it is larger than the sum of its proper divisors (1).

151335761 is an equidigital number, since it uses as much as digits as its factorization.

151335761 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9450, while the sum is 32.

The square root of 151335761 is about 12301.8600626084. The cubic root of 151335761 is about 532.9018014095.

The spelling of 151335761 in words is "one hundred fifty-one million, three hundred thirty-five thousand, seven hundred sixty-one".