1040542311 has 16 divisors (see below), whose sum is σ = 1433023488. Its totient is φ = 670905600.

The previous prime is 1040542297. The next prime is 1040542319. The reversal of 1040542311 is 1132450401.

It is not a de Polignac number, because 1040542311 - 2²⁵ = 1006987879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040542319) 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, 244996 + ... + 249206.

It is an arithmetic number, because the mean of its divisors is an integer number (89563968).

Almost surely, 2^1040542311 is an apocalyptic number.

1040542311 is a deficient number, since it is larger than the sum of its proper divisors (392481177).

1040542311 is a wasteful number, since it uses less digits than its factorization.

1040542311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6902.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1040542311 is about 32257.4380724818. The cubic root of 1040542311 is about 1013.3354781835.

Adding to 1040542311 its reverse (1132450401), we get a palindrome (2172992712).

The spelling of 1040542311 in words is "one billion, forty million, five hundred forty-two thousand, three hundred eleven".