55093699 has 2 divisors, whose sum is σ = 55093700. Its totient is φ = 55093698.

The previous prime is 55093697. The next prime is 55093721. The reversal of 55093699 is 99639055.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55093699 - 2¹ = 55093697 is a prime.

Together with 55093697, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (55093697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27546849 + 27546850.

It is an arithmetic number, because the mean of its divisors is an integer number (27546850).

Almost surely, 2^55093699 is an apocalyptic number.

55093699 is a deficient number, since it is larger than the sum of its proper divisors (1).

55093699 is an equidigital number, since it uses as much as digits as its factorization.

55093699 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 328050, while the sum is 46.

The square root of 55093699 is about 7422.5129841584. The cubic root of 55093699 is about 380.5110828532.

It can be divided in two parts, 550 and 93699, that added together give a palindrome (94249).

The spelling of 55093699 in words is "fifty-five million, ninety-three thousand, six hundred ninety-nine".