151545565 has 16 divisors (see below), whose sum is σ = 192879792. Its totient is φ = 113910784.

The previous prime is 151545547. The next prime is 151545587. The reversal of 151545565 is 565545151.

It can be written as a sum of positive squares in 8 ways, for example, as 7689529 + 143856036 = 2773^2 + 11994^2 .

It is a cyclic number.

It is not a de Polignac number, because 151545565 - 2¹⁵ = 151512797 is a prime.

It is a Duffinian number.

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 15 ways as a sum of consecutive naturals, for example, 66627 + ... + 68863.

It is an arithmetic number, because the mean of its divisors is an integer number (12054987).

Almost surely, 2^151545565 is an apocalyptic number.

It is an amenable number.

151545565 is a deficient number, since it is larger than the sum of its proper divisors (41334227).

151545565 is a wasteful number, since it uses less digits than its factorization.

151545565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3056.

The product of its digits is 75000, while the sum is 37.

The square root of 151545565 is about 12310.3844375389. The cubic root of 151545565 is about 533.1479501094.

The spelling of 151545565 in words is "one hundred fifty-one million, five hundred forty-five thousand, five hundred sixty-five".