147235281923 has 16 divisors (see below), whose sum is σ = 153198501120. Its totient is φ = 141332843904.

The previous prime is 147235281901. The next prime is 147235281937. The reversal of 147235281923 is 329182532741.

It is a cyclic number.

It is not a de Polignac number, because 147235281923 - 2¹⁸ = 147235019779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147235281953) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4984265 + ... + 5013717.

It is an arithmetic number, because the mean of its divisors is an integer number (9574906320).

Almost surely, 2^147235281923 is an apocalyptic number.

147235281923 is a deficient number, since it is larger than the sum of its proper divisors (5963219197).

147235281923 is a wasteful number, since it uses less digits than its factorization.

147235281923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30478.

The product of its digits is 725760, while the sum is 47.

The spelling of 147235281923 in words is "one hundred forty-seven billion, two hundred thirty-five million, two hundred eighty-one thousand, nine hundred twenty-three".