1140524531 has 2 divisors, whose sum is σ = 1140524532. Its totient is φ = 1140524530.

The previous prime is 1140524507. The next prime is 1140524563. The reversal of 1140524531 is 1354250411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1140524531 - 2⁶ = 1140524467 is a prime.

It is a super-2 number, since 2×1140524531² = 2601592411625539922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1140524531.

It is not a weakly prime, because it can be changed into another prime (1140524591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570262265 + 570262266.

It is an arithmetic number, because the mean of its divisors is an integer number (570262266).

Almost surely, 2^1140524531 is an apocalyptic number.

1140524531 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140524531 is an equidigital number, since it uses as much as digits as its factorization.

1140524531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 1140524531 is about 33771.6527727027. The cubic root of 1140524531 is about 1044.8041210052.

Adding to 1140524531 its reverse (1354250411), we get a palindrome (2494774942).

The spelling of 1140524531 in words is "one billion, one hundred forty million, five hundred twenty-four thousand, five hundred thirty-one".