2513043 has 24 divisors (see below), whose sum is σ = 4001088. Its totient is φ = 1510272.

The previous prime is 2513039. The next prime is 2513047. The reversal of 2513043 is 3403152.

It is an interprime number because it is at equal distance from previous prime (2513039) and next prime (2513047).

It is not a de Polignac number, because 2513043 - 2² = 2513039 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2513047) 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, 5271 + ... + 5727.

It is an arithmetic number, because the mean of its divisors is an integer number (166712).

2^2513043 is an apocalyptic number.

2513043 is a deficient number, since it is larger than the sum of its proper divisors (1488045).

2513043 is a wasteful number, since it uses less digits than its factorization.

2513043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523 (or 520 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 2513043 is about 1585.2580231622. The cubic root of 2513043 is about 135.9564992073.

Adding to 2513043 its reverse (3403152), we get a palindrome (5916195).

The spelling of 2513043 in words is "two million, five hundred thirteen thousand, forty-three".