105243748 has 6 divisors (see below), whose sum is σ = 184176566. Its totient is φ = 52621872.

The previous prime is 105243709. The next prime is 105243769. The reversal of 105243748 is 847342501.

It can be written as a sum of positive squares in only one way, i.e., 87198244 + 18045504 = 9338^2 + 4248^2 .

It is a super-2 number, since 2×105243748² = 22152492986175008, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13155465 + ... + 13155472.

Almost surely, 2^105243748 is an apocalyptic number.

It is an amenable number.

105243748 is a deficient number, since it is larger than the sum of its proper divisors (78932818).

105243748 is a wasteful number, since it uses less digits than its factorization.

105243748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26310941 (or 26310939 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 105243748 is about 10258.8375559807. The cubic root of 105243748 is about 472.1341725713.

The spelling of 105243748 in words is "one hundred five million, two hundred forty-three thousand, seven hundred forty-eight".