159291561134 has 4 divisors (see below), whose sum is σ = 238937341704. Its totient is φ = 79645780566.

The previous prime is 159291561101. The next prime is 159291561139. The reversal of 159291561134 is 431165192951.

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

It is a super-3 number, since 3×159291561134³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159291561139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39822890282 + ... + 39822890285.

It is an arithmetic number, because the mean of its divisors is an integer number (59734335426).

Almost surely, 2^159291561134 is an apocalyptic number.

159291561134 is a deficient number, since it is larger than the sum of its proper divisors (79645780570).

159291561134 is an equidigital number, since it uses as much as digits as its factorization.

159291561134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79645780569.

The product of its digits is 291600, while the sum is 47.

The spelling of 159291561134 in words is "one hundred fifty-nine billion, two hundred ninety-one million, five hundred sixty-one thousand, one hundred thirty-four".