150781012 has 6 divisors (see below), whose sum is σ = 263866778. Its totient is φ = 75390504.

The previous prime is 150781009. The next prime is 150781013. The reversal of 150781012 is 210187051.

It can be written as a sum of positive squares in only one way, i.e., 89378116 + 61402896 = 9454^2 + 7836^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150781013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18847623 + ... + 18847630.

Almost surely, 2^150781012 is an apocalyptic number.

It is an amenable number.

150781012 is a deficient number, since it is larger than the sum of its proper divisors (113085766).

150781012 is a wasteful number, since it uses less digits than its factorization.

150781012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37695257 (or 37695255 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 25.

The square root of 150781012 is about 12279.2919991342. The cubic root of 150781012 is about 532.2498543711.

The spelling of 150781012 in words is "one hundred fifty million, seven hundred eighty-one thousand, twelve".