1145062503 has 24 divisors (see below), whose sum is σ = 1786992480. Its totient is φ = 702365760.

The previous prime is 1145062453. The next prime is 1145062507. The reversal of 1145062503 is 3052605411.

It is not a de Polignac number, because 1145062503 - 2¹³ = 1145054311 is a prime.

It is a super-2 number, since 2×1145062503² = 2622336271553250018, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145062507) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20653 + ... + 52121.

It is an arithmetic number, because the mean of its divisors is an integer number (74458020).

Almost surely, 2^1145062503 is an apocalyptic number.

1145062503 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1145062503 is a deficient number, since it is larger than the sum of its proper divisors (641929977).

1145062503 is a wasteful number, since it uses less digits than its factorization.

1145062503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31799 (or 31796 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 1145062503 is about 33838.7721851724. The cubic root of 1145062503 is about 1046.1879922827.

Adding to 1145062503 its reverse (3052605411), we get a palindrome (4197667914).

The spelling of 1145062503 in words is "one billion, one hundred forty-five million, sixty-two thousand, five hundred three".