150421115 has 32 divisors (see below), whose sum is σ = 202608000. Its totient is φ = 106444800.

The previous prime is 150421109. The next prime is 150421121. The reversal of 150421115 is 511124051.

It is an interprime number because it is at equal distance from previous prime (150421109) and next prime (150421121).

It is not a de Polignac number, because 150421115 - 2¹⁴ = 150404731 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 374915 + ... + 375315.

It is an arithmetic number, because the mean of its divisors is an integer number (6331500).

Almost surely, 2^150421115 is an apocalyptic number.

150421115 is a deficient number, since it is larger than the sum of its proper divisors (52186885).

150421115 is a wasteful number, since it uses less digits than its factorization.

150421115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 647.

The product of its (nonzero) digits is 200, while the sum is 20.

The square root of 150421115 is about 12264.6286123959. The cubic root of 150421115 is about 531.8260438563.

Adding to 150421115 its reverse (511124051), we get a palindrome (661545166).

The spelling of 150421115 in words is "one hundred fifty million, four hundred twenty-one thousand, one hundred fifteen".