7130551 has 2 divisors, whose sum is σ = 7130552. Its totient is φ = 7130550.

The previous prime is 7130537. The next prime is 7130573. The reversal of 7130551 is 1550317.

It is an a-pointer prime, because the next prime (7130573) can be obtained adding 7130551 to its sum of digits (22).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7130551 - 2⁷ = 7130423 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7130051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3565275 + 3565276.

It is an arithmetic number, because the mean of its divisors is an integer number (3565276).

Almost surely, 2^7130551 is an apocalyptic number.

7130551 is a deficient number, since it is larger than the sum of its proper divisors (1).

7130551 is an equidigital number, since it uses as much as digits as its factorization.

7130551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 525, while the sum is 22.

The square root of 7130551 is about 2670.3091581313. The cubic root of 7130551 is about 192.4750155914.

Adding to 7130551 its reverse (1550317), we get a palindrome (8680868).

The spelling of 7130551 in words is "seven million, one hundred thirty thousand, five hundred fifty-one".