5455531031 has 2 divisors, whose sum is σ = 5455531032. Its totient is φ = 5455531030.

The previous prime is 5455531021. The next prime is 5455531051. The reversal of 5455531031 is 1301355545.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5455531031 is a prime.

It is a super-2 number, since 2×5455531031² = 59525637660407845922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5455531021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2727765515 + 2727765516.

It is an arithmetic number, because the mean of its divisors is an integer number (2727765516).

Almost surely, 2^5455531031 is an apocalyptic number.

5455531031 is a deficient number, since it is larger than the sum of its proper divisors (1).

5455531031 is an equidigital number, since it uses as much as digits as its factorization.

5455531031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22500, while the sum is 32.

The square root of 5455531031 is about 73861.5666703598. The cubic root of 5455531031 is about 1760.4039868726.

Adding to 5455531031 its reverse (1301355545), we get a palindrome (6756886576).

The spelling of 5455531031 in words is "five billion, four hundred fifty-five million, five hundred thirty-one thousand, thirty-one".