151667441 has 2 divisors, whose sum is σ = 151667442. Its totient is φ = 151667440.

The previous prime is 151667413. The next prime is 151667447. The reversal of 151667441 is 144766151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 106172416 + 45495025 = 10304^2 + 6745^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-151667441 is a prime.

It is not a weakly prime, because it can be changed into another prime (151667447) 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, 75833720 + 75833721.

It is an arithmetic number, because the mean of its divisors is an integer number (75833721).

Almost surely, 2^151667441 is an apocalyptic number.

It is an amenable number.

151667441 is a deficient number, since it is larger than the sum of its proper divisors (1).

151667441 is an equidigital number, since it uses as much as digits as its factorization.

151667441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 35.

The square root of 151667441 is about 12315.3335724210. Note that the first 3 decimals coincide. The cubic root of 151667441 is about 533.2908345910.

The spelling of 151667441 in words is "one hundred fifty-one million, six hundred sixty-seven thousand, four hundred forty-one".