2146542513 has 4 divisors (see below), whose sum is σ = 2862056688. Its totient is φ = 1431028340.

The previous prime is 2146542467. The next prime is 2146542533. The reversal of 2146542513 is 3152456412.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2146542513 - 2⁹ = 2146542001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2146542533) 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, 357757083 + ... + 357757088.

It is an arithmetic number, because the mean of its divisors is an integer number (715514172).

Almost surely, 2^2146542513 is an apocalyptic number.

It is an amenable number.

2146542513 is a deficient number, since it is larger than the sum of its proper divisors (715514175).

2146542513 is an equidigital number, since it uses as much as digits as its factorization.

2146542513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 715514174.

The product of its digits is 28800, while the sum is 33.

The square root of 2146542513 is about 46330.7944352350. The cubic root of 2146542513 is about 1289.9706567450.

Adding to 2146542513 its reverse (3152456412), we get a palindrome (5298998925).

The spelling of 2146542513 in words is "two billion, one hundred forty-six million, five hundred forty-two thousand, five hundred thirteen".