4245091 has 2 divisors, whose sum is σ = 4245092. Its totient is φ = 4245090.

The previous prime is 4245079. The next prime is 4245103. The reversal of 4245091 is 1905424.

It is a balanced prime because it is at equal distance from previous prime (4245079) and next prime (4245103).

It is a cyclic number.

It is not a de Polignac number, because 4245091 - 2⁷ = 4244963 is a prime.

4245091 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (4240091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2122545 + 2122546.

It is an arithmetic number, because the mean of its divisors is an integer number (2122546).

Almost surely, 2^4245091 is an apocalyptic number.

4245091 is a deficient number, since it is larger than the sum of its proper divisors (1).

4245091 is an equidigital number, since it uses as much as digits as its factorization.

4245091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 4245091 is about 2060.3618614214. The cubic root of 4245091 is about 161.9182003332.

The spelling of 4245091 in words is "four million, two hundred forty-five thousand, ninety-one".