2620152123 has 4 divisors (see below), whose sum is σ = 3493536168. Its totient is φ = 1746768080.

The previous prime is 2620152107. The next prime is 2620152133. The reversal of 2620152123 is 3212510262.

2620152123 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2620152123 - 2⁴ = 2620152107 is a prime.

It is a super-2 number, since 2×2620152123² = 13730394295322814258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2620152093 and 2620152102.

It is not an unprimeable number, because it can be changed into a prime (2620152133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 436692018 + ... + 436692023.

It is an arithmetic number, because the mean of its divisors is an integer number (873384042).

Almost surely, 2^2620152123 is an apocalyptic number.

2620152123 is a deficient number, since it is larger than the sum of its proper divisors (873384045).

2620152123 is an equidigital number, since it uses as much as digits as its factorization.

2620152123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 873384044.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 2620152123 is about 51187.4215310754. The cubic root of 2620152123 is about 1378.6123632910.

Adding to 2620152123 its reverse (3212510262), we get a palindrome (5832662385).

The spelling of 2620152123 in words is "two billion, six hundred twenty million, one hundred fifty-two thousand, one hundred twenty-three".