55403051 has 8 divisors (see below), whose sum is σ = 63995184. Its totient is φ = 47403520.

The previous prime is 55403039. The next prime is 55403057. The reversal of 55403051 is 15030455.

55403051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55403051 - 2⁶ = 55402987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55403057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147950 + ... + 148323.

It is an arithmetic number, because the mean of its divisors is an integer number (7999398).

Almost surely, 2^55403051 is an apocalyptic number.

55403051 is a deficient number, since it is larger than the sum of its proper divisors (8592133).

55403051 is a wasteful number, since it uses less digits than its factorization.

55403051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296301.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 55403051 is about 7443.3225779889. The cubic root of 55403051 is about 381.2219459425.

The spelling of 55403051 in words is "fifty-five million, four hundred three thousand, fifty-one".