345102147 has 16 divisors (see below), whose sum is σ = 550590880. Its totient is φ = 212370336.

The previous prime is 345102127. The next prime is 345102169. The reversal of 345102147 is 741201543.

345102147 is a `hidden beast` number, since 3 + 4 + 510 + 2 + 147 = 666.

It is not a de Polignac number, because 345102147 - 2⁸ = 345101891 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 345102147.

It is not an unprimeable number, because it can be changed into a prime (345102127) 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, 491248 + ... + 491949.

It is an arithmetic number, because the mean of its divisors is an integer number (34411930).

Almost surely, 2^345102147 is an apocalyptic number.

345102147 is a deficient number, since it is larger than the sum of its proper divisors (205488733).

345102147 is a wasteful number, since it uses less digits than its factorization.

345102147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 983219 (or 983213 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 345102147 is about 18576.9251223124. The cubic root of 345102147 is about 701.4271204629.

The spelling of 345102147 in words is "three hundred forty-five million, one hundred two thousand, one hundred forty-seven".