5511400253 has 4 divisors (see below), whose sum is σ = 5513143680. Its totient is φ = 5509656828.

The previous prime is 5511400249. The next prime is 5511400261. The reversal of 5511400253 is 3520041155.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3520041155 = 5 ⋅704008231.

It is a cyclic number.

It is not a de Polignac number, because 5511400253 - 2² = 5511400249 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 (5511400283) 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, 866963 + ... + 873296.

It is an arithmetic number, because the mean of its divisors is an integer number (1378285920).

Almost surely, 2^5511400253 is an apocalyptic number.

It is an amenable number.

5511400253 is a deficient number, since it is larger than the sum of its proper divisors (1743427).

5511400253 is a wasteful number, since it uses less digits than its factorization.

5511400253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1743426.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 5511400253 is about 74238.8055736351. The cubic root of 5511400253 is about 1766.3929279247.

The spelling of 5511400253 in words is "five billion, five hundred eleven million, four hundred thousand, two hundred fifty-three".