103570091 has 2 divisors, whose sum is σ = 103570092. Its totient is φ = 103570090.

The previous prime is 103570079. The next prime is 103570097. The reversal of 103570091 is 190075301.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103570091 is a prime.

It is a super-3 number, since 3×103570091³ (a number of 25 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 103570091.

It is not a weakly prime, because it can be changed into another prime (103570097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51785045 + 51785046.

It is an arithmetic number, because the mean of its divisors is an integer number (51785046).

Almost surely, 2^103570091 is an apocalyptic number.

103570091 is a deficient number, since it is larger than the sum of its proper divisors (1).

103570091 is an equidigital number, since it uses as much as digits as its factorization.

103570091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 945, while the sum is 26.

The square root of 103570091 is about 10176.9391763929. The cubic root of 103570091 is about 469.6180554740.

The spelling of 103570091 in words is "one hundred three million, five hundred seventy thousand, ninety-one".