5515031 has 2 divisors, whose sum is σ = 5515032. Its totient is φ = 5515030.

The previous prime is 5515019. The next prime is 5515039. The reversal of 5515031 is 1305155.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5515031 - 2¹⁰ = 5514007 is a prime.

It is a super-2 number, since 2×5515031² = 60831133861922, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 5514994 and 5515012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5515039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2757515 + 2757516.

It is an arithmetic number, because the mean of its divisors is an integer number (2757516).

Almost surely, 2^5515031 is an apocalyptic number.

5515031 is a deficient number, since it is larger than the sum of its proper divisors (1).

5515031 is an equidigital number, since it uses as much as digits as its factorization.

5515031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 375, while the sum is 20.

The square root of 5515031 is about 2348.4103133822. The cubic root of 5515031 is about 176.6780725202.

The spelling of 5515031 in words is "five million, five hundred fifteen thousand, thirty-one".