150416261 has 2 divisors, whose sum is σ = 150416262. Its totient is φ = 150416260.

The previous prime is 150416257. The next prime is 150416267. The reversal of 150416261 is 162614051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 148108900 + 2307361 = 12170^2 + 1519^2 .

It is a cyclic number.

It is not a de Polignac number, because 150416261 - 2² = 150416257 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 150416261.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (150416267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75208130 + 75208131.

It is an arithmetic number, because the mean of its divisors is an integer number (75208131).

Almost surely, 2^150416261 is an apocalyptic number.

It is an amenable number.

150416261 is a deficient number, since it is larger than the sum of its proper divisors (1).

150416261 is an equidigital number, since it uses as much as digits as its factorization.

150416261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 150416261 is about 12264.4307246606. The cubic root of 150416261 is about 531.8203232246.

The spelling of 150416261 in words is "one hundred fifty million, four hundred sixteen thousand, two hundred sixty-one".