139029159 has 4 divisors (see below), whose sum is σ = 185372216. Its totient is φ = 92686104.

The previous prime is 139029139. The next prime is 139029167. The reversal of 139029159 is 951920931.

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

It is not a de Polignac number, because 139029159 - 2¹⁶ = 138963623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139029119) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 23171524 + ... + 23171529.

It is an arithmetic number, because the mean of its divisors is an integer number (46343054).

Almost surely, 2^139029159 is an apocalyptic number.

139029159 is a deficient number, since it is larger than the sum of its proper divisors (46343057).

139029159 is an equidigital number, since it uses as much as digits as its factorization.

139029159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46343056.

The product of its (nonzero) digits is 21870, while the sum is 39.

The square root of 139029159 is about 11791.0626747550. The cubic root of 139029159 is about 518.0463664066.

The spelling of 139029159 in words is "one hundred thirty-nine million, twenty-nine thousand, one hundred fifty-nine".