10503730 has 24 divisors (see below), whose sum is σ = 19554156. Its totient is φ = 4062240.

The previous prime is 10503721. The next prime is 10503743. The reversal of 10503730 is 3730501.

It can be written as a sum of positive squares in 2 ways, for example, as 9803161 + 700569 = 3131^2 + 837^2 .

It is a super-2 number, since 2×10503730² = 220656687825800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10503698 and 10503707.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9064 + ... + 10156.

Almost surely, 2^10503730 is an apocalyptic number.

10503730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10503730 is a deficient number, since it is larger than the sum of its proper divisors (9050426).

10503730 is a wasteful number, since it uses less digits than its factorization.

10503730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1162 (or 1131 counting only the distinct ones).

The product of its (nonzero) digits is 315, while the sum is 19.

The square root of 10503730 is about 3240.9458495939. The cubic root of 10503730 is about 219.0018834586.

The spelling of 10503730 in words is "ten million, five hundred three thousand, seven hundred thirty".