153428725 has 12 divisors (see below), whose sum is σ = 193372420. Its totient is φ = 120729600.

The previous prime is 153428719. The next prime is 153428767. The reversal of 153428725 is 527824351.

It can be written as a sum of positive squares in 6 ways, for example, as 21316689 + 132112036 = 4617^2 + 11494^2 .

It is not a de Polignac number, because 153428725 - 2¹¹ = 153426677 is a prime.

It is a congruent 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 11 ways as a sum of consecutive naturals, for example, 48780 + ... + 51829.

Almost surely, 2^153428725 is an apocalyptic number.

It is an amenable number.

153428725 is a deficient number, since it is larger than the sum of its proper divisors (39943695).

153428725 is a wasteful number, since it uses less digits than its factorization.

153428725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100680 (or 100675 counting only the distinct ones).

The product of its digits is 67200, while the sum is 37.

The square root of 153428725 is about 12386.6349344768. The cubic root of 153428725 is about 535.3472285173.

The spelling of 153428725 in words is "one hundred fifty-three million, four hundred twenty-eight thousand, seven hundred twenty-five".