55250135 has 4 divisors (see below), whose sum is σ = 66300168. Its totient is φ = 44200104.

The previous prime is 55250101. The next prime is 55250159. The reversal of 55250135 is 53105255.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55250135 - 2¹⁴ = 55233751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5525009 + ... + 5525018.

It is an arithmetic number, because the mean of its divisors is an integer number (16575042).

Almost surely, 2^55250135 is an apocalyptic number.

55250135 is a deficient number, since it is larger than the sum of its proper divisors (11050033).

55250135 is a wasteful number, since it uses less digits than its factorization.

55250135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11050032.

The product of its (nonzero) digits is 3750, while the sum is 26.

The square root of 55250135 is about 7433.0434547364. The cubic root of 55250135 is about 380.8708903657.

The spelling of 55250135 in words is "fifty-five million, two hundred fifty thousand, one hundred thirty-five".