1040311311 has 16 divisors (see below), whose sum is σ = 1581650784. Its totient is φ = 602532864.

The previous prime is 1040311309. The next prime is 1040311319. The reversal of 1040311311 is 1131130401.

It is not a de Polignac number, because 1040311311 - 2¹ = 1040311309 is a prime.

It is a super-3 number, since 3×1040311311³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040311319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 783886 + ... + 785211.

It is an arithmetic number, because the mean of its divisors is an integer number (98853174).

Almost surely, 2^1040311311 is an apocalyptic number.

1040311311 is a deficient number, since it is larger than the sum of its proper divisors (541339473).

1040311311 is a wasteful number, since it uses less digits than its factorization.

1040311311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1569130.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 1040311311 is about 32253.8573042047. The cubic root of 1040311311 is about 1013.2604859360.

Adding to 1040311311 its reverse (1131130401), we get a palindrome (2171441712).

The spelling of 1040311311 in words is "one billion, forty million, three hundred eleven thousand, three hundred eleven".