103146345 has 32 divisors (see below), whose sum is σ = 193027200. Its totient is φ = 52114752.

The previous prime is 103146319. The next prime is 103146349. The reversal of 103146345 is 543641301.

103146345 is a `hidden beast` number, since 1 + 0 + 314 + 6 + 345 = 666.

It is not a de Polignac number, because 103146345 - 2⁷ = 103146217 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (103146349) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17542 + ... + 22671.

It is an arithmetic number, because the mean of its divisors is an integer number (6032100).

Almost surely, 2^103146345 is an apocalyptic number.

103146345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

103146345 is a deficient number, since it is larger than the sum of its proper divisors (89880855).

103146345 is a wasteful number, since it uses less digits than its factorization.

103146345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40246 (or 40240 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 103146345 is about 10156.0989065684. The cubic root of 103146345 is about 468.9767159287.

Adding to 103146345 its reverse (543641301), we get a palindrome (646787646).

The spelling of 103146345 in words is "one hundred three million, one hundred forty-six thousand, three hundred forty-five".