150397505 has 8 divisors (see below), whose sum is σ = 180546624. Its totient is φ = 120271600.

The previous prime is 150397421. The next prime is 150397547. The reversal of 150397505 is 505793051.

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

It is not a de Polignac number, because 150397505 - 2¹⁸ = 150135361 is a prime.

It is a super-3 number, since 3×150397505³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15710 + ... + 23400.

It is an arithmetic number, because the mean of its divisors is an integer number (22568328).

Almost surely, 2^150397505 is an apocalyptic number.

It is an amenable number.

150397505 is a deficient number, since it is larger than the sum of its proper divisors (30149119).

150397505 is an equidigital number, since it uses as much as digits as its factorization.

150397505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11607.

The product of its (nonzero) digits is 23625, while the sum is 35.

The square root of 150397505 is about 12263.6660505739. Note that the first 3 decimals coincide. The cubic root of 150397505 is about 531.7982173775.

The spelling of 150397505 in words is "one hundred fifty million, three hundred ninety-seven thousand, five hundred five".