5551252531 has 4 divisors (see below), whose sum is σ = 6055911864. Its totient is φ = 5046593200.

The previous prime is 5551252519. The next prime is 5551252549. The reversal of 5551252531 is 1352521555.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5551252531 - 2¹⁹ = 5550728243 is a prime.

It is a super-2 number, since 2×5551252531² = 61632809325867811922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5551253531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252329650 + ... + 252329671.

It is an arithmetic number, because the mean of its divisors is an integer number (1513977966).

Almost surely, 2^5551252531 is an apocalyptic number.

5551252531 is a deficient number, since it is larger than the sum of its proper divisors (504659333).

5551252531 is a wasteful number, since it uses less digits than its factorization.

5551252531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504659332.

The product of its digits is 37500, while the sum is 34.

The square root of 5551252531 is about 74506.7280921663. The cubic root of 5551252531 is about 1770.6402326045.

The spelling of 5551252531 in words is "five billion, five hundred fifty-one million, two hundred fifty-two thousand, five hundred thirty-one".