147317145 has 16 divisors (see below), whose sum is σ = 236769792. Its totient is φ = 78215040.

The previous prime is 147317143. The next prime is 147317147. The reversal of 147317145 is 541713741.

It is a happy number.

147317145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (147317143) and next prime (147317147).

It is not a de Polignac number, because 147317145 - 2¹ = 147317143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (147317143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18676 + ... + 25365.

It is an arithmetic number, because the mean of its divisors is an integer number (14798112).

Almost surely, 2^147317145 is an apocalyptic number.

147317145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

147317145 is a deficient number, since it is larger than the sum of its proper divisors (89452647).

147317145 is a wasteful number, since it uses less digits than its factorization.

147317145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44272.

The product of its digits is 11760, while the sum is 33.

The square root of 147317145 is about 12137.4274457152. The cubic root of 147317145 is about 528.1424769026.

The spelling of 147317145 in words is "one hundred forty-seven million, three hundred seventeen thousand, one hundred forty-five".