150400305 has 24 divisors (see below), whose sum is σ = 284394240. Its totient is φ = 72921120.

The previous prime is 150400303. The next prime is 150400361. The reversal of 150400305 is 503004051.

It is not a de Polignac number, because 150400305 - 2¹ = 150400303 is a prime.

It is not an unprimeable number, because it can be changed into a prime (150400303) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 151425 + ... + 152414.

It is an arithmetic number, because the mean of its divisors is an integer number (11849760).

Almost surely, 2^150400305 is an apocalyptic number.

150400305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

150400305 is a deficient number, since it is larger than the sum of its proper divisors (133993935).

150400305 is a wasteful number, since it uses less digits than its factorization.

150400305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303861 (or 303858 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 150400305 is about 12263.7802084023. The cubic root of 150400305 is about 531.8015175780.

Adding to 150400305 its reverse (503004051), we get a palindrome (653404356).

The spelling of 150400305 in words is "one hundred fifty million, four hundred thousand, three hundred five".