4525091 has 2 divisors, whose sum is σ = 4525092. Its totient is φ = 4525090.

The previous prime is 4525067. The next prime is 4525109. The reversal of 4525091 is 1905254.

Together with next prime (4525109) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4525091 - 2²² = 330787 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is equal to p₃₁₇₅₅₅ and since 4525091 and 317555 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4525091.

It is not a weakly prime, because it can be changed into another prime (4525291) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2262545 + 2262546.

It is an arithmetic number, because the mean of its divisors is an integer number (2262546).

Almost surely, 2^4525091 is an apocalyptic number.

4525091 is a deficient number, since it is larger than the sum of its proper divisors (1).

4525091 is an equidigital number, since it uses as much as digits as its factorization.

4525091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 4525091 is about 2127.2261280832. The cubic root of 4525091 is about 165.4026407778.

The spelling of 4525091 in words is "four million, five hundred twenty-five thousand, ninety-one".