103218452 has 6 divisors (see below), whose sum is σ = 180632298. Its totient is φ = 51609224.

The previous prime is 103218433. The next prime is 103218461. The reversal of 103218452 is 254812301.

It can be written as a sum of positive squares in only one way, i.e., 81072016 + 22146436 = 9004^2 + 4706^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12902303 + ... + 12902310.

It is an arithmetic number, because the mean of its divisors is an integer number (30105383).

Almost surely, 2^103218452 is an apocalyptic number.

It is an amenable number.

103218452 is a deficient number, since it is larger than the sum of its proper divisors (77413846).

103218452 is a wasteful number, since it uses less digits than its factorization.

103218452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25804617 (or 25804615 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 103218452 is about 10159.6482222565. The cubic root of 103218452 is about 469.0859737250.

The spelling of 103218452 in words is "one hundred three million, two hundred eighteen thousand, four hundred fifty-two".