2123025513 has 8 divisors (see below), whose sum is σ = 3235086528. Its totient is φ = 1213157424.

The previous prime is 2123025473. The next prime is 2123025587. The reversal of 2123025513 is 3155203212.

It is a happy number.

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

It is not a de Polignac number, because 2123025513 - 2⁹ = 2123025001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2123025013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50548206 + ... + 50548247.

It is an arithmetic number, because the mean of its divisors is an integer number (404385816).

Almost surely, 2^2123025513 is an apocalyptic number.

It is an amenable number.

2123025513 is a deficient number, since it is larger than the sum of its proper divisors (1112061015).

2123025513 is a wasteful number, since it uses less digits than its factorization.

2123025513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101096463.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 2123025513 is about 46076.3009908565. The cubic root of 2123025513 is about 1285.2424788318.

Adding to 2123025513 its reverse (3155203212), we get a palindrome (5278228725).

The spelling of 2123025513 in words is "two billion, one hundred twenty-three million, twenty-five thousand, five hundred thirteen".