7052421055 has 4 divisors (see below), whose sum is σ = 8462905272. Its totient is φ = 5641936840.

The previous prime is 7052421041. The next prime is 7052421059. The reversal of 7052421055 is 5501242507.

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

It is not a de Polignac number, because 7052421055 - 2²³ = 7044032447 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7052421059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 705242101 + ... + 705242110.

It is an arithmetic number, because the mean of its divisors is an integer number (2115726318).

Almost surely, 2^7052421055 is an apocalyptic number.

7052421055 is a deficient number, since it is larger than the sum of its proper divisors (1410484217).

7052421055 is a wasteful number, since it uses less digits than its factorization.

7052421055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1410484216.

The product of its (nonzero) digits is 14000, while the sum is 31.

The square root of 7052421055 is about 83978.6940539087. The cubic root of 7052421055 is about 1917.6944489291.

The spelling of 7052421055 in words is "seven billion, fifty-two million, four hundred twenty-one thousand, fifty-five".