10503030 has 32 divisors (see below), whose sum is σ = 25567488. Its totient is φ = 2760800.

The previous prime is 10503023. The next prime is 10503047. The reversal of 10503030 is 3030501.

It is a happy number.

It is a super-2 number, since 2×10503030² = 220627278361800, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

10503030 is a modest number, since divided by 3030 gives 1050 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 10502997 and 10503015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 336 + ... + 4595.

It is an arithmetic number, because the mean of its divisors is an integer number (798984).

Almost surely, 2^10503030 is an apocalyptic number.

10503030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10503030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12783744).

10503030 is an abundant number, since it is smaller than the sum of its proper divisors (15064458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10503030 is a wasteful number, since it uses less digits than its factorization.

10503030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5012.

The product of its (nonzero) digits is 45, while the sum is 12.

The square root of 10503030 is about 3240.8378546296. The cubic root of 10503030 is about 218.9970183702.

Adding to 10503030 its reverse (3030501), we get a palindrome (13533531).

The spelling of 10503030 in words is "ten million, five hundred three thousand, thirty".