1040241331531 has 6 divisors (see below), whose sum is σ = 1058171378132. Its totient is φ = 1022610119100.

The previous prime is 1040241331523. The next prime is 1040241331579. The reversal of 1040241331531 is 1351331420401.

It is not a de Polignac number, because 1040241331531 - 2³ = 1040241331523 is a prime.

It is a super-2 number, since 2×1040241331531² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1040241331531.

It is not an unprimeable number, because it can be changed into a prime (1040241331511) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 149413545 + ... + 149420506.

Almost surely, 2^{1040241331531} is an apocalyptic number.

1040241331531 is a deficient number, since it is larger than the sum of its proper divisors (17930046601).

1040241331531 is an frugal number, since it uses more digits than its factorization.

1040241331531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298834169 (or 298834110 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 1040241331531 its reverse (1351331420401), we get a palindrome (2391572751932).

The spelling of 1040241331531 in words is "one trillion, forty billion, two hundred forty-one million, three hundred thirty-one thousand, five hundred thirty-one".