5541931 has 2 divisors, whose sum is σ = 5541932. Its totient is φ = 5541930.

The previous prime is 5541869. The next prime is 5541947. The reversal of 5541931 is 1391455.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5541931 - 2¹¹ = 5539883 is a prime.

It is a super-2 number, since 2×5541931² = 61425998417522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5541931.

It is not a weakly prime, because it can be changed into another prime (5541631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2770965 + 2770966.

It is an arithmetic number, because the mean of its divisors is an integer number (2770966).

Almost surely, 2^5541931 is an apocalyptic number.

5541931 is a deficient number, since it is larger than the sum of its proper divisors (1).

5541931 is an equidigital number, since it uses as much as digits as its factorization.

5541931 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2700, while the sum is 28.

The square root of 5541931 is about 2354.1306250928. The cubic root of 5541931 is about 176.9648605060.

It can be divided in two parts, 554 and 1931, that added together give a triangular number (2485 = T₇₀).

The spelling of 5541931 in words is "five million, five hundred forty-one thousand, nine hundred thirty-one".