215084005265357 has 2 divisors, whose sum is σ = 215084005265358. Its totient is φ = 215084005265356.

The previous prime is 215084005265299. The next prime is 215084005265383. The reversal of 215084005265357 is 753562500480512.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 181816880634601 + 33267124630756 = 13483949^2 + 5767766^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-215084005265357 is a prime.

It is a super-2 number, since 2×215084005265357² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 215084005265299 and 215084005265308.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (215084005268357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107542002632678 + 107542002632679.

It is an arithmetic number, because the mean of its divisors is an integer number (107542002632679).

Almost surely, 2^{215084005265357} is an apocalyptic number.

It is an amenable number.

215084005265357 is a deficient number, since it is larger than the sum of its proper divisors (1).

215084005265357 is an equidigital number, since it uses as much as digits as its factorization.

215084005265357 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080000, while the sum is 53.

The spelling of 215084005265357 in words is "two hundred fifteen trillion, eighty-four billion, five million, two hundred sixty-five thousand, three hundred fifty-seven".