151563647 has 4 divisors (see below), whose sum is σ = 151595160. Its totient is φ = 151532136.

The previous prime is 151563571. The next prime is 151563649. The reversal of 151563647 is 746365151.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 746365151 = 7 ⋅106623593.

It is a cyclic number.

It is not a de Polignac number, because 151563647 - 2¹⁶ = 151498111 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 151563647.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151563649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6872 + ... + 18717.

It is an arithmetic number, because the mean of its divisors is an integer number (37898790).

Almost surely, 2^151563647 is an apocalyptic number.

151563647 is a deficient number, since it is larger than the sum of its proper divisors (31513).

151563647 is an equidigital number, since it uses as much as digits as its factorization.

151563647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31512.

The product of its digits is 75600, while the sum is 38.

The square root of 151563647 is about 12311.1188362391. The cubic root of 151563647 is about 533.1691538484.

The spelling of 151563647 in words is "one hundred fifty-one million, five hundred sixty-three thousand, six hundred forty-seven".