147281383 has 8 divisors (see below), whose sum is σ = 149253840. Its totient is φ = 145316160.

The previous prime is 147281357. The next prime is 147281399. The reversal of 147281383 is 383182741.

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

It is a cyclic number.

It is not a de Polignac number, because 147281383 - 2⁹ = 147280871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147281333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48088 + ... + 51058.

It is an arithmetic number, because the mean of its divisors is an integer number (18656730).

Almost surely, 2^147281383 is an apocalyptic number.

147281383 is a deficient number, since it is larger than the sum of its proper divisors (1972457).

147281383 is an equidigital number, since it uses as much as digits as its factorization.

147281383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3617.

The product of its digits is 32256, while the sum is 37.

The square root of 147281383 is about 12135.9541446068. The cubic root of 147281383 is about 528.0997370033.

The spelling of 147281383 in words is "one hundred forty-seven million, two hundred eighty-one thousand, three hundred eighty-three".