151541665 has 8 divisors (see below), whose sum is σ = 198381888. Its totient is φ = 110212080.

The previous prime is 151541653. The next prime is 151541669. The reversal of 151541665 is 566145151.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 151541665 - 2²¹ = 149444513 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 151541665.

It is not an unprimeable number, because it can be changed into a prime (151541669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1377597 + ... + 1377706.

It is an arithmetic number, because the mean of its divisors is an integer number (24797736).

Almost surely, 2^151541665 is an apocalyptic number.

It is an amenable number.

151541665 is a deficient number, since it is larger than the sum of its proper divisors (46840223).

151541665 is a wasteful number, since it uses less digits than its factorization.

151541665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2755319.

The product of its digits is 18000, while the sum is 34.

The square root of 151541665 is about 12310.2260336681. The cubic root of 151541665 is about 533.1433765788.

The spelling of 151541665 in words is "one hundred fifty-one million, five hundred forty-one thousand, six hundred sixty-five".