150012712 has 8 divisors (see below), whose sum is σ = 281273850. Its totient is φ = 75006352.

The previous prime is 150012697. The next prime is 150012713. The reversal of 150012712 is 217210051.

It can be written as a sum of positive squares in only one way, i.e., 141752836 + 8259876 = 11906^2 + 2874^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 150012712.

It is not an unprimeable number, because it can be changed into a prime (150012713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9375787 + ... + 9375802.

Almost surely, 2^150012712 is an apocalyptic number.

It is an amenable number.

150012712 is a deficient number, since it is larger than the sum of its proper divisors (131261138).

150012712 is a wasteful number, since it uses less digits than its factorization.

150012712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18751595 (or 18751591 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 19.

The square root of 150012712 is about 12247.9676681481. The cubic root of 150012712 is about 531.3442936292.

Adding to 150012712 its reverse (217210051), we get a palindrome (367222763).

The spelling of 150012712 in words is "one hundred fifty million, twelve thousand, seven hundred twelve".