7087573397 has 2 divisors, whose sum is σ = 7087573398. Its totient is φ = 7087573396.

The previous prime is 7087573393. The next prime is 7087573421. The reversal of 7087573397 is 7933757807.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5016322276 + 2071251121 = 70826^2 + 45511^2 .

It is a cyclic number.

It is not a de Polignac number, because 7087573397 - 2² = 7087573393 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7087573393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3543786698 + 3543786699.

It is an arithmetic number, because the mean of its divisors is an integer number (3543786699).

Almost surely, 2^7087573397 is an apocalyptic number.

It is an amenable number.

7087573397 is a deficient number, since it is larger than the sum of its proper divisors (1).

7087573397 is an equidigital number, since it uses as much as digits as its factorization.

7087573397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7779240, while the sum is 56.

The square root of 7087573397 is about 84187.7271162490. The cubic root of 7087573397 is about 1920.8753781934.

The spelling of 7087573397 in words is "seven billion, eighty-seven million, five hundred seventy-three thousand, three hundred ninety-seven".