7385536091 has 2 divisors, whose sum is σ = 7385536092. Its totient is φ = 7385536090.

The previous prime is 7385536073. The next prime is 7385536099. The reversal of 7385536091 is 1906355837.

It is a strong prime.

It is an emirp because it is prime and its reverse (1906355837) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7385536091 is a prime.

It is a super-2 number, since 2×7385536091² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7385536099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3692768045 + 3692768046.

It is an arithmetic number, because the mean of its divisors is an integer number (3692768046).

Almost surely, 2^7385536091 is an apocalyptic number.

7385536091 is a deficient number, since it is larger than the sum of its proper divisors (1).

7385536091 is an equidigital number, since it uses as much as digits as its factorization.

7385536091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 680400, while the sum is 47.

The square root of 7385536091 is about 85939.1417864991. The cubic root of 7385536091 is about 1947.4247039231.

The spelling of 7385536091 in words is "seven billion, three hundred eighty-five million, five hundred thirty-six thousand, ninety-one".