147553 has 8 divisors (see below), whose sum is σ = 171072. Its totient is φ = 124656.

The previous prime is 147551. The next prime is 147557. The reversal of 147553 is 355741.

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

It is not a de Polignac number, because 147553 - 2¹ = 147551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 651 + ... + 847.

It is an arithmetic number, because the mean of its divisors is an integer number (21384).

2¹⁴⁷⁵⁵³ is an apocalyptic number.

It is an amenable number.

147553 is a deficient number, since it is larger than the sum of its proper divisors (23519).

147553 is a wasteful number, since it uses less digits than its factorization.

147553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311.

The product of its digits is 2100, while the sum is 25.

The square root of 147553 is about 384.1262813190. The cubic root of 147553 is about 52.8424178956.

The spelling of 147553 in words is "one hundred forty-seven thousand, five hundred fifty-three".