150561115 has 8 divisors (see below), whose sum is σ = 183635568. Its totient is φ = 118474080.

The previous prime is 150561083. The next prime is 150561119. The reversal of 150561115 is 511165051.

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

It is not a de Polignac number, because 150561115 - 2⁵ = 150561083 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 150561115.

It is not an unprimeable number, because it can be changed into a prime (150561119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 246517 + ... + 247126.

It is an arithmetic number, because the mean of its divisors is an integer number (22954446).

Almost surely, 2^150561115 is an apocalyptic number.

150561115 is a deficient number, since it is larger than the sum of its proper divisors (33074453).

150561115 is an equidigital number, since it uses as much as digits as its factorization.

150561115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493709.

The product of its (nonzero) digits is 750, while the sum is 25.

The square root of 150561115 is about 12270.3347550097. The cubic root of 150561115 is about 531.9909864774.

The spelling of 150561115 in words is "one hundred fifty million, five hundred sixty-one thousand, one hundred fifteen".