2520031 has 2 divisors, whose sum is σ = 2520032. Its totient is φ = 2520030.

The previous prime is 2520017. The next prime is 2520073. The reversal of 2520031 is 1300252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2520031 - 2²¹ = 422879 is a prime.

It is a super-2 number, since 2×2520031² = 12701112481922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2519993 and 2520020.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2520431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260015 + 1260016.

It is an arithmetic number, because the mean of its divisors is an integer number (1260016).

2^2520031 is an apocalyptic number.

2520031 is a deficient number, since it is larger than the sum of its proper divisors (1).

2520031 is an equidigital number, since it uses as much as digits as its factorization.

2520031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 2520031 is about 1587.4605506909. The cubic root of 2520031 is about 136.0824003243.

Adding to 2520031 its reverse (1300252), we get a palindrome (3820283).

It can be divided in two parts, 252003 and 1, that added together give a square (252004 = 502²).

The spelling of 2520031 in words is "two million, five hundred twenty thousand, thirty-one".