5490931 has 2 divisors, whose sum is σ = 5490932. Its totient is φ = 5490930.

The previous prime is 5490923. The next prime is 5490941. The reversal of 5490931 is 1390945.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5490931 - 2³ = 5490923 is a prime.

It is a super-2 number, since 2×5490931² = 60300646493522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5490893 and 5490902.

It is not a weakly prime, because it can be changed into another prime (5490941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2745465 + 2745466.

It is an arithmetic number, because the mean of its divisors is an integer number (2745466).

Almost surely, 2^5490931 is an apocalyptic number.

5490931 is a deficient number, since it is larger than the sum of its proper divisors (1).

5490931 is an equidigital number, since it uses as much as digits as its factorization.

5490931 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 5490931 is about 2343.2735649087. The cubic root of 5490931 is about 176.4203430004.

The spelling of 5490931 in words is "five million, four hundred ninety thousand, nine hundred thirty-one".