1040334261 has 16 divisors (see below), whose sum is σ = 1485216000. Its totient is φ = 645421568.

The previous prime is 1040334247. The next prime is 1040334263. The reversal of 1040334261 is 1624330401.

It is a cyclic number.

It is not a de Polignac number, because 1040334261 - 2²³ = 1031945653 is a prime.

It is a super-2 number, since 2×1040334261² = 2164590749220832242, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040334263) 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, 110061 + ... + 119138.

It is an arithmetic number, because the mean of its divisors is an integer number (92826000).

Almost surely, 2^1040334261 is an apocalyptic number.

It is an amenable number.

1040334261 is a deficient number, since it is larger than the sum of its proper divisors (444881739).

1040334261 is a wasteful number, since it uses less digits than its factorization.

1040334261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229308.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 1040334261 is about 32254.2130736436. The cubic root of 1040334261 is about 1013.2679369611.

Adding to 1040334261 its reverse (1624330401), we get a palindrome (2664664662).

The spelling of 1040334261 in words is "one billion, forty million, three hundred thirty-four thousand, two hundred sixty-one".