1040660401 has 8 divisors (see below), whose sum is σ = 1162955808. Its totient is φ = 922980000.

The previous prime is 1040660393. The next prime is 1040660449.

1040660401 is nontrivially palindromic in base 10.

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 1040660401 - 2³ = 1040660393 is a prime.

It is a super-3 number, since 3×1040660401³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1040660701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1153275 + ... + 1154176.

It is an arithmetic number, because the mean of its divisors is an integer number (145369476).

Almost surely, 2^1040660401 is an apocalyptic number.

1040660401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1040660401 is a deficient number, since it is larger than the sum of its proper divisors (122295407).

1040660401 is a wasteful number, since it uses less digits than its factorization.

1040660401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2307503.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 1040660401 is about 32259.2684510979. The cubic root of 1040660401 is about 1013.3738108422.

It can be divided in two parts, 10406 and 60401, that added together give a palindrome (70807).

The spelling of 1040660401 in words is "one billion, forty million, six hundred sixty thousand, four hundred one".