1038531087 has 12 divisors (see below), whose sum is σ = 1636473384. Its totient is φ = 629412720.

The previous prime is 1038531079. The next prime is 1038531097. The reversal of 1038531087 is 7801358301.

1038531087 is a `hidden beast` number, since 10 + 38 + 531 + 0 + 87 = 666.

It is not a de Polignac number, because 1038531087 - 2³ = 1038531079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1038531097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5245008 + ... + 5245205.

It is an arithmetic number, because the mean of its divisors is an integer number (136372782).

Almost surely, 2^1038531087 is an apocalyptic number.

1038531087 is a deficient number, since it is larger than the sum of its proper divisors (597942297).

1038531087 is a wasteful number, since it uses less digits than its factorization.

1038531087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10490230 (or 10490227 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The square root of 1038531087 is about 32226.2484164695. The cubic root of 1038531087 is about 1012.6821781014.

Adding to 1038531087 its reverse (7801358301), we get a palindrome (8839889388).

It can be divided in two parts, 103853 and 1087, that multiplied together give a palindrome (112888211).

The spelling of 1038531087 in words is "one billion, thirty-eight million, five hundred thirty-one thousand, eighty-seven".