150820747 has 8 divisors (see below), whose sum is σ = 188036352. Its totient is φ = 117522600.

The previous prime is 150820739. The next prime is 150820757. The reversal of 150820747 is 747028051.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 150820747 - 2³ = 150820739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (150820757) 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 7 ways as a sum of consecutive naturals, for example, 979279 + ... + 979432.

It is an arithmetic number, because the mean of its divisors is an integer number (23504544).

Almost surely, 2^150820747 is an apocalyptic number.

150820747 is a deficient number, since it is larger than the sum of its proper divisors (37215605).

150820747 is a wasteful number, since it uses less digits than its factorization.

150820747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1958729.

The product of its (nonzero) digits is 15680, while the sum is 34.

The square root of 150820747 is about 12280.9098604297. The cubic root of 150820747 is about 532.2966044894.

Adding to 150820747 its reverse (747028051), we get a palindrome (897848798).

The spelling of 150820747 in words is "one hundred fifty million, eight hundred twenty thousand, seven hundred forty-seven".