2552401111 has 4 divisors (see below), whose sum is σ = 2748739672. Its totient is φ = 2356062552.

The previous prime is 2552401091. The next prime is 2552401123. The reversal of 2552401111 is 1111042552.

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 2552401111 - 2¹³ = 2552392919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2552411111) 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, 98169261 + ... + 98169286.

It is an arithmetic number, because the mean of its divisors is an integer number (687184918).

Almost surely, 2^2552401111 is an apocalyptic number.

2552401111 is a deficient number, since it is larger than the sum of its proper divisors (196338561).

2552401111 is a wasteful number, since it uses less digits than its factorization.

2552401111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196338560.

The product of its (nonzero) digits is 400, while the sum is 22.

The square root of 2552401111 is about 50521.2936394151. The cubic root of 2552401111 is about 1366.6258828268.

Adding to 2552401111 its reverse (1111042552), we get a palindrome (3663443663).

The spelling of 2552401111 in words is "two billion, five hundred fifty-two million, four hundred one thousand, one hundred eleven".