150661223 has 2 divisors, whose sum is σ = 150661224. Its totient is φ = 150661222.

The previous prime is 150661193. The next prime is 150661237. The reversal of 150661223 is 322166051.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 150661223 - 2¹⁴ = 150644839 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 150661192 and 150661201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (150661283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75330611 + 75330612.

It is an arithmetic number, because the mean of its divisors is an integer number (75330612).

Almost surely, 2^150661223 is an apocalyptic number.

150661223 is a deficient number, since it is larger than the sum of its proper divisors (1).

150661223 is an equidigital number, since it uses as much as digits as its factorization.

150661223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 150661223 is about 12274.4133464700. The cubic root of 150661223 is about 532.1088671901.

The spelling of 150661223 in words is "one hundred fifty million, six hundred sixty-one thousand, two hundred twenty-three".