2520145103 has 8 divisors (see below), whose sum is σ = 2883956640. Its totient is φ = 2157281280.

The previous prime is 2520145091. The next prime is 2520145189. The reversal of 2520145103 is 3015410252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2520145103 - 2⁴ = 2520145087 is a prime.

It is a super-2 number, since 2×2520145103² = 12702262680349761218, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2520141103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231218 + ... + 241871.

It is an arithmetic number, because the mean of its divisors is an integer number (360494580).

Almost surely, 2^2520145103 is an apocalyptic number.

2520145103 is a deficient number, since it is larger than the sum of its proper divisors (363811537).

2520145103 is an equidigital number, since it uses as much as digits as its factorization.

2520145103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473857.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 2520145103 is about 50201.0468317146. The cubic root of 2520145103 is about 1360.8445415830.

Adding to 2520145103 its reverse (3015410252), we get a palindrome (5535555355).

The spelling of 2520145103 in words is "two billion, five hundred twenty million, one hundred forty-five thousand, one hundred three".