150402530 has 8 divisors (see below), whose sum is σ = 270724572. Its totient is φ = 60161008.

The previous prime is 150402529. The next prime is 150402547. The reversal of 150402530 is 35204051.

It can be written as a sum of positive squares in 2 ways, for example, as 136212241 + 14190289 = 11671^2 + 3767^2 .

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

It is an unprimeable number.

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, 7520117 + ... + 7520136.

Almost surely, 2^150402530 is an apocalyptic number.

150402530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

150402530 is a deficient number, since it is larger than the sum of its proper divisors (120322042).

150402530 is a wasteful number, since it uses less digits than its factorization.

150402530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15040260.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 150402530 is about 12263.8709223475. The cubic root of 150402530 is about 531.8041400295.

Adding to 150402530 its reverse (35204051), we get a palindrome (185606581).

The spelling of 150402530 in words is "one hundred fifty million, four hundred two thousand, five hundred thirty".