147377245 has 4 divisors (see below), whose sum is σ = 176852700. Its totient is φ = 117901792.

The previous prime is 147377213. The next prime is 147377249. The reversal of 147377245 is 542773741.

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 97970404 + 49406841 = 9898^2 + 7029^2 .

It is a cyclic number.

It is not a de Polignac number, because 147377245 - 2⁵ = 147377213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 147377198 and 147377207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147377249) 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, 14737720 + ... + 14737729.

It is an arithmetic number, because the mean of its divisors is an integer number (44213175).

Almost surely, 2^147377245 is an apocalyptic number.

It is an amenable number.

147377245 is a deficient number, since it is larger than the sum of its proper divisors (29475455).

147377245 is an equidigital number, since it uses as much as digits as its factorization.

147377245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29475454.

The product of its digits is 164640, while the sum is 40.

The square root of 147377245 is about 12139.9030062023. The cubic root of 147377245 is about 528.2142880675.

The spelling of 147377245 in words is "one hundred forty-seven million, three hundred seventy-seven thousand, two hundred forty-five".