552505131 has 20 divisors (see below), whose sum is σ = 827605152. Its totient is φ = 367329168.

The previous prime is 552505111. The next prime is 552505133. The reversal of 552505131 is 131505255.

552505131 is a `hidden beast` number, since 5 + 525 + 0 + 5 + 131 = 666.

It is not a de Polignac number, because 552505131 - 2¹³ = 552496939 is a prime.

It is a super-2 number, since 2×552505131² = 610523839562654322, 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 = 552505095 and 552505104.

It is not an unprimeable number, because it can be changed into a prime (552505133) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 21070 + ... + 39356.

Almost surely, 2^552505131 is an apocalyptic number.

552505131 is a deficient number, since it is larger than the sum of its proper divisors (275100021).

552505131 is a wasteful number, since it uses less digits than its factorization.

552505131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18672 (or 18663 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 27.

The square root of 552505131 is about 23505.4276923437. The cubic root of 552505131 is about 820.5633304392.

The spelling of 552505131 in words is "five hundred fifty-two million, five hundred five thousand, one hundred thirty-one".