147783745 has 16 divisors (see below), whose sum is σ = 181958400. Its totient is φ = 115172224.

The previous prime is 147783697. The next prime is 147783749. The reversal of 147783745 is 547387741.

It is a cyclic number.

It is not a de Polignac number, because 147783745 - 2¹³ = 147775553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 147783695 and 147783704.

It is not an unprimeable number, because it can be changed into a prime (147783749) 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, 53406 + ... + 56104.

It is an arithmetic number, because the mean of its divisors is an integer number (11372400).

Almost surely, 2^147783745 is an apocalyptic number.

It is an amenable number.

147783745 is a deficient number, since it is larger than the sum of its proper divisors (34174655).

147783745 is a wasteful number, since it uses less digits than its factorization.

147783745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2984.

The product of its digits is 658560, while the sum is 46.

The square root of 147783745 is about 12156.6337857155. The cubic root of 147783745 is about 528.6994873381.

The spelling of 147783745 in words is "one hundred forty-seven million, seven hundred eighty-three thousand, seven hundred forty-five".