55234087 has 2 divisors, whose sum is σ = 55234088. Its totient is φ = 55234086.

The previous prime is 55234051. The next prime is 55234111. The reversal of 55234087 is 78043255.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55234087 - 2¹⁹ = 54709799 is a prime.

It is equal to p_3295393 and since 55234087 and 3295393 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55234027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27617043 + 27617044.

It is an arithmetic number, because the mean of its divisors is an integer number (27617044).

Almost surely, 2^55234087 is an apocalyptic number.

55234087 is a deficient number, since it is larger than the sum of its proper divisors (1).

55234087 is an equidigital number, since it uses as much as digits as its factorization.

55234087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 55234087 is about 7431.9638723557. The cubic root of 55234087 is about 380.8340107700.

The spelling of 55234087 in words is "fifty-five million, two hundred thirty-four thousand, eighty-seven".