159606451 has 2 divisors, whose sum is σ = 159606452. Its totient is φ = 159606450.

The previous prime is 159606449. The next prime is 159606463. The reversal of 159606451 is 154606951.

159606451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 159606451 - 2¹ = 159606449 is a prime.

Together with 159606449, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 159606451.

It is not a weakly prime, because it can be changed into another prime (159606751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79803225 + 79803226.

It is an arithmetic number, because the mean of its divisors is an integer number (79803226).

Almost surely, 2^159606451 is an apocalyptic number.

159606451 is a deficient number, since it is larger than the sum of its proper divisors (1).

159606451 is an equidigital number, since it uses as much as digits as its factorization.

159606451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32400, while the sum is 37.

The square root of 159606451 is about 12633.5446728145. The cubic root of 159606451 is about 542.4380510714.

The spelling of 159606451 in words is "one hundred fifty-nine million, six hundred six thousand, four hundred fifty-one".