2543104051 has 4 divisors (see below), whose sum is σ = 2543347512. Its totient is φ = 2542860592.

The previous prime is 2543104033. The next prime is 2543104079. The reversal of 2543104051 is 1504013452.

It is a happy number.

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 2543104051 - 2⁹ = 2543103539 is a prime.

It is a super-2 number, since 2×2543104051² = 12934756428425221202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2543164051) 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, 105325 + ... + 127198.

It is an arithmetic number, because the mean of its divisors is an integer number (635836878).

Almost surely, 2^2543104051 is an apocalyptic number.

2543104051 is a deficient number, since it is larger than the sum of its proper divisors (243461).

2543104051 is a wasteful number, since it uses less digits than its factorization.

2543104051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243460.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 2543104051 is about 50429.1983973571. The cubic root of 2543104051 is about 1364.9645633883.

The spelling of 2543104051 in words is "two billion, five hundred forty-three million, one hundred four thousand, fifty-one".