4377091 has 2 divisors, whose sum is σ = 4377092. Its totient is φ = 4377090.

The previous prime is 4377089. The next prime is 4377101. The reversal of 4377091 is 1907734.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4377091 - 2¹ = 4377089 is a prime.

Together with 4377089, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4377001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2188545 + 2188546.

It is an arithmetic number, because the mean of its divisors is an integer number (2188546).

Almost surely, 2^4377091 is an apocalyptic number.

4377091 is a deficient number, since it is larger than the sum of its proper divisors (1).

4377091 is an equidigital number, since it uses as much as digits as its factorization.

4377091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 4377091 is about 2092.1498512296. The cubic root of 4377091 is about 163.5793677390.

The spelling of 4377091 in words is "four million, three hundred seventy-seven thousand, ninety-one".