147112477 has 4 divisors (see below), whose sum is σ = 147152160. Its totient is φ = 147072796.

The previous prime is 147112451. The next prime is 147112487. The reversal of 147112477 is 774211741.

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: 774211741 = 887 ⋅872843.

It is a cyclic number.

It is not a de Polignac number, because 147112477 - 2⁷ = 147112349 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 (147112487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13633 + ... + 21910.

It is an arithmetic number, because the mean of its divisors is an integer number (36788040).

Almost surely, 2^147112477 is an apocalyptic number.

It is an amenable number.

147112477 is a deficient number, since it is larger than the sum of its proper divisors (39683).

147112477 is an equidigital number, since it uses as much as digits as its factorization.

147112477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39682.

The product of its digits is 10976, while the sum is 34.

The square root of 147112477 is about 12128.9932393418. The cubic root of 147112477 is about 527.8977804203.

The spelling of 147112477 in words is "one hundred forty-seven million, one hundred twelve thousand, four hundred seventy-seven".