150666545 has 16 divisors (see below), whose sum is σ = 184738320. Its totient is φ = 117921024.

The previous prime is 150666533. The next prime is 150666547. The reversal of 150666545 is 545666051.

It can be written as a sum of positive squares in 8 ways, for example, as 824464 + 149842081 = 908^2 + 12241^2 .

It is a cyclic number.

It is not a de Polignac number, because 150666545 - 2⁸ = 150666289 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 150666499 and 150666508.

It is not an unprimeable number, because it can be changed into a prime (150666547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 134327 + ... + 135443.

It is an arithmetic number, because the mean of its divisors is an integer number (11546145).

Almost surely, 2^150666545 is an apocalyptic number.

It is an amenable number.

150666545 is a deficient number, since it is larger than the sum of its proper divisors (34071775).

150666545 is a wasteful number, since it uses less digits than its factorization.

150666545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1684.

The product of its (nonzero) digits is 108000, while the sum is 38.

The square root of 150666545 is about 12274.6301369939. The cubic root of 150666545 is about 532.1151325714.

The spelling of 150666545 in words is "one hundred fifty million, six hundred sixty-six thousand, five hundred forty-five".