6978004153 has 2 divisors, whose sum is σ = 6978004154. Its totient is φ = 6978004152.

The previous prime is 6978004147. The next prime is 6978004199. The reversal of 6978004153 is 3514008796.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6977762089 + 242064 = 83533^2 + 492^2 .

It is a cyclic number.

It is not a de Polignac number, because 6978004153 - 2²⁹ = 6441133241 is a prime.

It is not a weakly prime, because it can be changed into another prime (6978001153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3489002076 + 3489002077.

It is an arithmetic number, because the mean of its divisors is an integer number (3489002077).

Almost surely, 2^6978004153 is an apocalyptic number.

It is an amenable number.

6978004153 is a deficient number, since it is larger than the sum of its proper divisors (1).

6978004153 is an equidigital number, since it uses as much as digits as its factorization.

6978004153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 6978004153 is about 83534.4488998401. The cubic root of 6978004153 is about 1910.9254356019.

The spelling of 6978004153 in words is "six billion, nine hundred seventy-eight million, four thousand, one hundred fifty-three".