159451562 has 4 divisors (see below), whose sum is σ = 239177346. Its totient is φ = 79725780.

The previous prime is 159451561. The next prime is 159451573. The reversal of 159451562 is 265154951.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 265154951 = 1571 ⋅168781.

It can be written as a sum of positive squares in only one way, i.e., 101828281 + 57623281 = 10091^2 + 7591^2 .

It is not an unprimeable number, because it can be changed into a prime (159451561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39862889 + ... + 39862892.

Almost surely, 2^159451562 is an apocalyptic number.

159451562 is a deficient number, since it is larger than the sum of its proper divisors (79725784).

159451562 is an equidigital number, since it uses as much as digits as its factorization.

159451562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79725783.

The product of its digits is 54000, while the sum is 38.

The square root of 159451562 is about 12627.4131159157. The cubic root of 159451562 is about 542.2625258351.

The spelling of 159451562 in words is "one hundred fifty-nine million, four hundred fifty-one thousand, five hundred sixty-two".