7527371213 has 2 divisors, whose sum is σ = 7527371214. Its totient is φ = 7527371212.

The previous prime is 7527371171. The next prime is 7527371221. The reversal of 7527371213 is 3121737257.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7285817449 + 241553764 = 85357^2 + 15542^2 .

It is an emirp because it is prime and its reverse (3121737257) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7527371213 - 2¹⁰ = 7527370189 is a prime.

It is a super-2 number, since 2×7527371213² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7527301213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3763685606 + 3763685607.

It is an arithmetic number, because the mean of its divisors is an integer number (3763685607).

Almost surely, 2^7527371213 is an apocalyptic number.

It is an amenable number.

7527371213 is a deficient number, since it is larger than the sum of its proper divisors (1).

7527371213 is an equidigital number, since it uses as much as digits as its factorization.

7527371213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 61740, while the sum is 38.

The square root of 7527371213 is about 86760.4242324806. The cubic root of 7527371213 is about 1959.8121447230.

The spelling of 7527371213 in words is "seven billion, five hundred twenty-seven million, three hundred seventy-one thousand, two hundred thirteen".