147121504403 has 4 divisors (see below), whose sum is σ = 148108897200. Its totient is φ = 146134111608.

The previous prime is 147121504357. The next prime is 147121504421. The reversal of 147121504403 is 304405121741.

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

It is a cyclic number.

It is not a de Polignac number, because 147121504403 - 2⁶ = 147121504339 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 147121504403.

It is not an unprimeable number, because it can be changed into a prime (147121501403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 493696175 + ... + 493696472.

It is an arithmetic number, because the mean of its divisors is an integer number (37027224300).

Almost surely, 2^147121504403 is an apocalyptic number.

147121504403 is a deficient number, since it is larger than the sum of its proper divisors (987392797).

147121504403 is an equidigital number, since it uses as much as digits as its factorization.

147121504403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 987392796.

The product of its (nonzero) digits is 13440, while the sum is 32.

The spelling of 147121504403 in words is "one hundred forty-seven billion, one hundred twenty-one million, five hundred four thousand, four hundred three".