2051052254 has 4 divisors (see below), whose sum is σ = 3076578384. Its totient is φ = 1025526126.

The previous prime is 2051052253. The next prime is 2051052257. The reversal of 2051052254 is 4522501502.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4522501502 = 2 ⋅2261250751.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2051052253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 512763062 + ... + 512763065.

It is an arithmetic number, because the mean of its divisors is an integer number (769144596).

Almost surely, 2^2051052254 is an apocalyptic number.

2051052254 is a deficient number, since it is larger than the sum of its proper divisors (1025526130).

2051052254 is a wasteful number, since it uses less digits than its factorization.

2051052254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025526129.

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 2051052254 is about 45288.5444014267. The cubic root of 2051052254 is about 1270.5514074857.

Adding to 2051052254 its reverse (4522501502), we get a palindrome (6573553756).

The spelling of 2051052254 in words is "two billion, fifty-one million, fifty-two thousand, two hundred fifty-four".