2140554514 has 12 divisors (see below), whose sum is σ = 3735049374. Its totient is φ = 917380464.

The previous prime is 2140554499. The next prime is 2140554539. The reversal of 2140554514 is 4154550412.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1183704025 + 956850489 = 34405^2 + 30933^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10921099 + ... + 10921294.

Almost surely, 2^2140554514 is an apocalyptic number.

2140554514 is a deficient number, since it is larger than the sum of its proper divisors (1594494860).

2140554514 is a wasteful number, since it uses less digits than its factorization.

2140554514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21842409 (or 21842402 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 31.

The square root of 2140554514 is about 46266.1270693798. The cubic root of 2140554514 is about 1288.7700381188.

The spelling of 2140554514 in words is "two billion, one hundred forty million, five hundred fifty-four thousand, five hundred fourteen".