147796139 has 8 divisors (see below), whose sum is σ = 148642032. Its totient is φ = 146953440.

The previous prime is 147796133. The next prime is 147796141. The reversal of 147796139 is 931697741.

147796139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 147796139 - 2⁸ = 147795883 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 147796093 and 147796102.

It is not an unprimeable number, because it can be changed into a prime (147796133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240797 + ... + 241409.

It is an arithmetic number, because the mean of its divisors is an integer number (18580254).

Almost surely, 2^147796139 is an apocalyptic number.

147796139 is a deficient number, since it is larger than the sum of its proper divisors (845893).

147796139 is an equidigital number, since it uses as much as digits as its factorization.

147796139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1597.

The product of its digits is 285768, while the sum is 47.

The square root of 147796139 is about 12157.1435378546. The cubic root of 147796139 is about 528.7142668577.

The spelling of 147796139 in words is "one hundred forty-seven million, seven hundred ninety-six thousand, one hundred thirty-nine".