5513423031 has 40 divisors (see below), whose sum is σ = 8432402880. Its totient is φ = 3588406272.

The previous prime is 5513423023. The next prime is 5513423089. The reversal of 5513423031 is 1303243155.

It is not a de Polignac number, because 5513423031 - 2³ = 5513423023 is a prime.

It is a super-2 number, since 2×5513423031² = 60795667037522453922, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 5513422986 and 5513423004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5513423231) 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 in 39 ways as a sum of consecutive naturals, for example, 1738215 + ... + 1741383.

It is an arithmetic number, because the mean of its divisors is an integer number (210810072).

Almost surely, 2^5513423031 is an apocalyptic number.

5513423031 is a deficient number, since it is larger than the sum of its proper divisors (2918979849).

5513423031 is a wasteful number, since it uses less digits than its factorization.

5513423031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3685 (or 3676 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 5513423031 is about 74252.4277784909. The cubic root of 5513423031 is about 1766.6090002814.

Adding to 5513423031 its reverse (1303243155), we get a palindrome (6816666186).

The spelling of 5513423031 in words is "five billion, five hundred thirteen million, four hundred twenty-three thousand, thirty-one".