5591051 has 2 divisors, whose sum is σ = 5591052. Its totient is φ = 5591050.

The previous prime is 5591041. The next prime is 5591059. The reversal of 5591051 is 1501955.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5591051 - 2⁶ = 5590987 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 5591051.

It is not a weakly prime, because it can be changed into another prime (5591059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2795525 + 2795526.

It is an arithmetic number, because the mean of its divisors is an integer number (2795526).

Almost surely, 2^5591051 is an apocalyptic number.

5591051 is a deficient number, since it is larger than the sum of its proper divisors (1).

5591051 is an equidigital number, since it uses as much as digits as its factorization.

5591051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1125, while the sum is 26.

The square root of 5591051 is about 2364.5403358793. The cubic root of 5591051 is about 177.4861564288.

The spelling of 5591051 in words is "five million, five hundred ninety-one thousand, fifty-one".