152003509 has 16 divisors (see below), whose sum is σ = 180403200. Its totient is φ = 125326080.

The previous prime is 152003491. The next prime is 152003543. The reversal of 152003509 is 905300251.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-152003509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152003549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35517 + ... + 39565.

It is an arithmetic number, because the mean of its divisors is an integer number (11275200).

Almost surely, 2^152003509 is an apocalyptic number.

It is an amenable number.

152003509 is a deficient number, since it is larger than the sum of its proper divisors (28399691).

152003509 is a wasteful number, since it uses less digits than its factorization.

152003509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4260.

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 152003509 is about 12328.9703138583. The cubic root of 152003509 is about 533.6844364766.

The spelling of 152003509 in words is "one hundred fifty-two million, three thousand, five hundred nine".