150672281 has 2 divisors, whose sum is σ = 150672282. Its totient is φ = 150672280.

The previous prime is 150672259. The next prime is 150672289. The reversal of 150672281 is 182276051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98327056 + 52345225 = 9916^2 + 7235^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-150672281 is a prime.

It is a super-2 number, since 2×150672281² = 45404272523485922, which contains 22 as substring.

It is a Chen prime.

It is equal to p_8480066 and since 150672281 and 8480066 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (150672289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75336140 + 75336141.

It is an arithmetic number, because the mean of its divisors is an integer number (75336141).

Almost surely, 2^150672281 is an apocalyptic number.

It is an amenable number.

150672281 is a deficient number, since it is larger than the sum of its proper divisors (1).

150672281 is an equidigital number, since it uses as much as digits as its factorization.

150672281 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 150672281 is about 12274.8637874316. The cubic root of 150672281 is about 532.1218851735.

The spelling of 150672281 in words is "one hundred fifty million, six hundred seventy-two thousand, two hundred eighty-one".