151501663 has 4 divisors (see below), whose sum is σ = 151562088. Its totient is φ = 151441240.

The previous prime is 151501661. The next prime is 151501709. The reversal of 151501663 is 366105151.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 151501663 - 2¹ = 151501661 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 (151501661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26281 + ... + 31522.

It is an arithmetic number, because the mean of its divisors is an integer number (37890522).

Almost surely, 2^151501663 is an apocalyptic number.

151501663 is a deficient number, since it is larger than the sum of its proper divisors (60425).

151501663 is an equidigital number, since it uses as much as digits as its factorization.

151501663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60424.

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 151501663 is about 12308.6011796629. The cubic root of 151501663 is about 533.0964616964.

The spelling of 151501663 in words is "one hundred fifty-one million, five hundred one thousand, six hundred sixty-three".