552005145 has 32 divisors (see below), whose sum is σ = 992390400. Its totient is φ = 291088512.

The previous prime is 552005141. The next prime is 552005149. The reversal of 552005145 is 541500255.

552005145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (552005141) and next prime (552005149).

It is not a de Polignac number, because 552005145 - 2² = 552005141 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (552005141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10957 + ... + 34986.

It is an arithmetic number, because the mean of its divisors is an integer number (31012200).

Almost surely, 2^552005145 is an apocalyptic number.

It is an amenable number.

552005145 is a deficient number, since it is larger than the sum of its proper divisors (440385255).

552005145 is a wasteful number, since it uses less digits than its factorization.

552005145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46046 (or 46040 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 27.

The square root of 552005145 is about 23494.7897415576. The cubic root of 552005145 is about 820.3157345505.

The spelling of 552005145 in words is "five hundred fifty-two million, five thousand, one hundred forty-five".