150349817 has 4 divisors (see below), whose sum is σ = 153186660. Its totient is φ = 147512976.

The previous prime is 150349807. The next prime is 150349841. The reversal of 150349817 is 718943051.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 115433536 + 34916281 = 10744^2 + 5909^2 .

It is a cyclic number.

It is not a de Polignac number, because 150349817 - 2¹² = 150345721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150349807) 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 3 ways as a sum of consecutive naturals, for example, 1418342 + ... + 1418447.

It is an arithmetic number, because the mean of its divisors is an integer number (38296665).

Almost surely, 2^150349817 is an apocalyptic number.

It is an amenable number.

150349817 is a deficient number, since it is larger than the sum of its proper divisors (2836843).

150349817 is an equidigital number, since it uses as much as digits as its factorization.

150349817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2836842.

The product of its (nonzero) digits is 30240, while the sum is 38.

The square root of 150349817 is about 12261.7216164778. The cubic root of 150349817 is about 531.7420039576.

The spelling of 150349817 in words is "one hundred fifty million, three hundred forty-nine thousand, eight hundred seventeen".