1140521413 has 8 divisors (see below), whose sum is σ = 1160251328. Its totient is φ = 1120902624.

The previous prime is 1140521407. The next prime is 1140521419. The reversal of 1140521413 is 3141250411.

It is an interprime number because it is at equal distance from previous prime (1140521407) and next prime (1140521419).

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 1140521413 - 2²⁵ = 1106966981 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 (1140521419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6945 + ... + 48262.

It is an arithmetic number, because the mean of its divisors is an integer number (145031416).

Almost surely, 2^1140521413 is an apocalyptic number.

It is an amenable number.

1140521413 is a deficient number, since it is larger than the sum of its proper divisors (19729915).

1140521413 is an equidigital number, since it uses as much as digits as its factorization.

1140521413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55563.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 1140521413 is about 33771.6066096951. The cubic root of 1140521413 is about 1044.8031688987.

Adding to 1140521413 its reverse (3141250411), we get a palindrome (4281771824).

The spelling of 1140521413 in words is "one billion, one hundred forty million, five hundred twenty-one thousand, four hundred thirteen".