5501111401 has 4 divisors (see below), whose sum is σ = 5790643600. Its totient is φ = 5211579204.

The previous prime is 5501111393. The next prime is 5501111423. The reversal of 5501111401 is 1041111055.

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.

It is a cyclic number.

It is not a de Polignac number, because 5501111401 - 2³ = 5501111393 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 289532179 = 5501111401 / (5 + 5 + 0 + 1 + 1 + 1 + 1 + 4 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5501111431) 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, 144766071 + ... + 144766108.

It is an arithmetic number, because the mean of its divisors is an integer number (1447660900).

Almost surely, 2^5501111401 is an apocalyptic number.

It is an amenable number.

5501111401 is a deficient number, since it is larger than the sum of its proper divisors (289532199).

5501111401 is a wasteful number, since it uses less digits than its factorization.

5501111401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289532198.

The product of its (nonzero) digits is 100, while the sum is 19.

The square root of 5501111401 is about 74169.4775564720. The cubic root of 5501111401 is about 1765.2930576149.

Adding to 5501111401 its reverse (1041111055), we get a palindrome (6542222456).

The spelling of 5501111401 in words is "five billion, five hundred one million, one hundred eleven thousand, four hundred one".