150662861 has 2 divisors, whose sum is σ = 150662862. Its totient is φ = 150662860.

The previous prime is 150662843. The next prime is 150662867. The reversal of 150662861 is 168266051.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141015625 + 9647236 = 11875^2 + 3106^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-150662861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (150662867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75331430 + 75331431.

It is an arithmetic number, because the mean of its divisors is an integer number (75331431).

Almost surely, 2^150662861 is an apocalyptic number.

It is an amenable number.

150662861 is a deficient number, since it is larger than the sum of its proper divisors (1).

150662861 is an equidigital number, since it uses as much as digits as its factorization.

150662861 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 150662861 is about 12274.4800704551. The cubic root of 150662861 is about 532.1107955588.

The spelling of 150662861 in words is "one hundred fifty million, six hundred sixty-two thousand, eight hundred sixty-one".