1040055263 has 8 divisors (see below), whose sum is σ = 1120560000. Its totient is φ = 959622048.

The previous prime is 1040055259. The next prime is 1040055283. The reversal of 1040055263 is 3625500401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1040055263 - 2² = 1040055259 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040055253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14513 + ... + 47861.

It is an arithmetic number, because the mean of its divisors is an integer number (140070000).

Almost surely, 2^1040055263 is an apocalyptic number.

1040055263 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1040055263 is a deficient number, since it is larger than the sum of its proper divisors (80504737).

1040055263 is a wasteful number, since it uses less digits than its factorization.

1040055263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35761.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1040055263 is about 32249.8877982544. The cubic root of 1040055263 is about 1013.1773490883.

Adding to 1040055263 its reverse (3625500401), we get a palindrome (4665555664).

The spelling of 1040055263 in words is "one billion, forty million, fifty-five thousand, two hundred sixty-three".