154428315 has 16 divisors (see below), whose sum is σ = 247276800. Its totient is φ = 82297952.

The previous prime is 154428259. The next prime is 154428353. The reversal of 154428315 is 513824451.

154428315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 154428315 - 2⁶ = 154428251 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21106 + ... + 27464.

It is an arithmetic number, because the mean of its divisors is an integer number (15454800).

Almost surely, 2^154428315 is an apocalyptic number.

154428315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

154428315 is a deficient number, since it is larger than the sum of its proper divisors (92848485).

154428315 is a wasteful number, since it uses less digits than its factorization.

154428315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7986.

The product of its digits is 19200, while the sum is 33.

The square root of 154428315 is about 12426.9189665017. The cubic root of 154428315 is about 536.5073107270.

The spelling of 154428315 in words is "one hundred fifty-four million, four hundred twenty-eight thousand, three hundred fifteen".