150784857 has 6 divisors (see below), whose sum is σ = 217800362. Its totient is φ = 100523232.

The previous prime is 150784831. The next prime is 150784859. The reversal of 150784857 is 758487051.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 150700176 + 84681 = 12276^2 + 291^2 .

It is not a de Polignac number, because 150784857 - 2⁶ = 150784793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150784859) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8376928 + ... + 8376945.

Almost surely, 2^150784857 is an apocalyptic number.

It is an amenable number.

150784857 is a deficient number, since it is larger than the sum of its proper divisors (67015505).

150784857 is a wasteful number, since it uses less digits than its factorization.

150784857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16753879 (or 16753876 counting only the distinct ones).

The product of its (nonzero) digits is 313600, while the sum is 45.

The square root of 150784857 is about 12279.4485625373. The cubic root of 150784857 is about 532.2543785555.

The spelling of 150784857 in words is "one hundred fifty million, seven hundred eighty-four thousand, eight hundred fifty-seven".