150604681 has 2 divisors, whose sum is σ = 150604682. Its totient is φ = 150604680.

The previous prime is 150604673. The next prime is 150604691. The reversal of 150604681 is 186406051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 132457081 + 18147600 = 11509^2 + 4260^2 .

It is a cyclic number.

It is not a de Polignac number, because 150604681 - 2³ = 150604673 is a prime.

It is a super-2 number, since 2×150604681² = 45363539878223522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (150604651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75302340 + 75302341.

It is an arithmetic number, because the mean of its divisors is an integer number (75302341).

Almost surely, 2^150604681 is an apocalyptic number.

It is an amenable number.

150604681 is a deficient number, since it is larger than the sum of its proper divisors (1).

150604681 is an equidigital number, since it uses as much as digits as its factorization.

150604681 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 150604681 is about 12272.1098837975. The cubic root of 150604681 is about 532.0422934040.

The spelling of 150604681 in words is "one hundred fifty million, six hundred four thousand, six hundred eighty-one".