147535249 has 4 divisors (see below), whose sum is σ = 147672064. Its totient is φ = 147398436.

The previous prime is 147535237. The next prime is 147535253. The reversal of 147535249 is 942535741.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 942535741 = 7 ⋅134647963.

It is a cyclic number.

It is not a de Polignac number, because 147535249 - 2¹³ = 147527057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147535229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66777 + ... + 68950.

It is an arithmetic number, because the mean of its divisors is an integer number (36918016).

Almost surely, 2^147535249 is an apocalyptic number.

It is an amenable number.

147535249 is a deficient number, since it is larger than the sum of its proper divisors (136815).

147535249 is a wasteful number, since it uses less digits than its factorization.

147535249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136814.

The product of its digits is 151200, while the sum is 40.

The square root of 147535249 is about 12146.4088931667. The cubic root of 147535249 is about 528.4029878499.

It can be divided in two parts, 14753 and 5249, that added together give a palindrome (20002).

The spelling of 147535249 in words is "one hundred forty-seven million, five hundred thirty-five thousand, two hundred forty-nine".