2251011054 has 16 divisors (see below), whose sum is σ = 4738970880. Its totient is φ = 710845560.

The previous prime is 2251010981. The next prime is 2251011067. The reversal of 2251011054 is 4501101522.

It is a self number, because there is not a number n which added to its sum of digits gives 2251011054.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9872742 + ... + 9872969.

It is an arithmetic number, because the mean of its divisors is an integer number (296185680).

Almost surely, 2^2251011054 is an apocalyptic number.

2251011054 is an abundant number, since it is smaller than the sum of its proper divisors (2487959826).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2251011054 is a wasteful number, since it uses less digits than its factorization.

2251011054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19745735.

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 2251011054 is about 47444.8211504691. The cubic root of 2251011054 is about 1310.5669426066.

Adding to 2251011054 its reverse (4501101522), we get a palindrome (6752112576).

The spelling of 2251011054 in words is "two billion, two hundred fifty-one million, eleven thousand, fifty-four".