5551406011 has 2 divisors, whose sum is σ = 5551406012. Its totient is φ = 5551406010.

The previous prime is 5551406009. The next prime is 5551406059. The reversal of 5551406011 is 1106041555.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5551406011 - 2¹ = 5551406009 is a prime.

Together with 5551406009, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5551406411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2775703005 + 2775703006.

It is an arithmetic number, because the mean of its divisors is an integer number (2775703006).

Almost surely, 2^5551406011 is an apocalyptic number.

5551406011 is a deficient number, since it is larger than the sum of its proper divisors (1).

5551406011 is an equidigital number, since it uses as much as digits as its factorization.

5551406011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3000, while the sum is 28.

The square root of 5551406011 is about 74507.7580591444. The cubic root of 5551406011 is about 1770.6565505650.

Adding to 5551406011 its reverse (1106041555), we get a palindrome (6657447566).

The spelling of 5551406011 in words is "five billion, five hundred fifty-one million, four hundred six thousand, eleven".