158651434 has 16 divisors (see below), whose sum is σ = 241747200. Its totient is φ = 78075504.

The previous prime is 158651407. The next prime is 158651491. The reversal of 158651434 is 434156851.

It is a happy number.

158651434 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 158651393 and 158651402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55324 + ... + 58120.

It is an arithmetic number, because the mean of its divisors is an integer number (15109200).

Almost surely, 2^158651434 is an apocalyptic number.

158651434 is a deficient number, since it is larger than the sum of its proper divisors (83095766).

158651434 is a wasteful number, since it uses less digits than its factorization.

158651434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3237.

The product of its digits is 57600, while the sum is 37.

The square root of 158651434 is about 12595.6910886223. The cubic root of 158651434 is about 541.3539799199.

The spelling of 158651434 in words is "one hundred fifty-eight million, six hundred fifty-one thousand, four hundred thirty-four".