147121503923 has 2 divisors, whose sum is σ = 147121503924. Its totient is φ = 147121503922.

The previous prime is 147121503917. The next prime is 147121503929. The reversal of 147121503923 is 329305121741.

It is a balanced prime because it is at equal distance from previous prime (147121503917) and next prime (147121503929).

It is a cyclic number.

It is not a de Polignac number, because 147121503923 - 2²⁰ = 147120455347 is a prime.

It is not a weakly prime, because it can be changed into another prime (147121503929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73560751961 + 73560751962.

It is an arithmetic number, because the mean of its divisors is an integer number (73560751962).

Almost surely, 2^147121503923 is an apocalyptic number.

147121503923 is a deficient number, since it is larger than the sum of its proper divisors (1).

147121503923 is an equidigital number, since it uses as much as digits as its factorization.

147121503923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45360, while the sum is 38.

The spelling of 147121503923 in words is "one hundred forty-seven billion, one hundred twenty-one million, five hundred three thousand, nine hundred twenty-three".