147077545 has 4 divisors (see below), whose sum is σ = 176493060. Its totient is φ = 117662032.

The previous prime is 147077519. The next prime is 147077549. The reversal of 147077545 is 545770741.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 80622441 + 66455104 = 8979^2 + 8152^2 .

It is a cyclic number.

It is not a de Polignac number, because 147077545 - 2⁷ = 147077417 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 147077498 and 147077507.

It is not an unprimeable number, because it can be changed into a prime (147077549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14707750 + ... + 14707759.

It is an arithmetic number, because the mean of its divisors is an integer number (44123265).

Almost surely, 2^147077545 is an apocalyptic number.

It is an amenable number.

147077545 is a deficient number, since it is larger than the sum of its proper divisors (29415515).

147077545 is an equidigital number, since it uses as much as digits as its factorization.

147077545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29415514.

The product of its (nonzero) digits is 137200, while the sum is 40.

The square root of 147077545 is about 12127.5531332582. The cubic root of 147077545 is about 527.8559938332.

The spelling of 147077545 in words is "one hundred forty-seven million, seventy-seven thousand, five hundred forty-five".