147938553 has 48 divisors (see below), whose sum is σ = 256638720. Its totient is φ = 80441856.

The previous prime is 147938519. The next prime is 147938561. The reversal of 147938553 is 355839741.

147938553 is a `hidden beast` number, since 1 + 4 + 7 + 93 + 8 + 553 = 666.

It is not a de Polignac number, because 147938553 - 2⁶ = 147938489 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 147938499 and 147938508.

It is not an unprimeable number, because it can be changed into a prime (147938513) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 766425 + ... + 766617.

It is an arithmetic number, because the mean of its divisors is an integer number (5346640).

Almost surely, 2^147938553 is an apocalyptic number.

It is an amenable number.

147938553 is a deficient number, since it is larger than the sum of its proper divisors (108700167).

147938553 is an equidigital number, since it uses as much as digits as its factorization.

147938553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275 (or 226 counting only the distinct ones).

The product of its digits is 453600, while the sum is 45.

The square root of 147938553 is about 12162.9993422675. Note that the first 3 decimals coincide. The cubic root of 147938553 is about 528.8840325505.

The spelling of 147938553 in words is "one hundred forty-seven million, nine hundred thirty-eight thousand, five hundred fifty-three".