2146980995 has 4 divisors (see below), whose sum is σ = 2576377200. Its totient is φ = 1717584792.

The previous prime is 2146980991. The next prime is 2146981007. The reversal of 2146980995 is 5990896412.

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 2146980995 - 2² = 2146980991 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2146980991) 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, 214698095 + ... + 214698104.

It is an arithmetic number, because the mean of its divisors is an integer number (644094300).

Almost surely, 2^2146980995 is an apocalyptic number.

2146980995 is a deficient number, since it is larger than the sum of its proper divisors (429396205).

2146980995 is an equidigital number, since it uses as much as digits as its factorization.

2146980995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429396204.

The product of its (nonzero) digits is 1399680, while the sum is 53.

The square root of 2146980995 is about 46335.5262730445. The cubic root of 2146980995 is about 1290.0584864215.

The spelling of 2146980995 in words is "two billion, one hundred forty-six million, nine hundred eighty thousand, nine hundred ninety-five".