1120531641 has 8 divisors (see below), whose sum is σ = 1559000640. Its totient is φ = 714541872.

The previous prime is 1120531603. The next prime is 1120531679. The reversal of 1120531641 is 1461350211.

It is a happy number.

1120531641 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1120531603) and next prime (1120531679).

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

It is not a de Polignac number, because 1120531641 - 2⁷ = 1120531513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1120531691) 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, 8119726 + ... + 8119863.

It is an arithmetic number, because the mean of its divisors is an integer number (194875080).

Almost surely, 2^1120531641 is an apocalyptic number.

It is an amenable number.

1120531641 is a deficient number, since it is larger than the sum of its proper divisors (438468999).

1120531641 is a wasteful number, since it uses less digits than its factorization.

1120531641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16239615.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 1120531641 is about 33474.3430256667. The cubic root of 1120531641 is about 1038.6631123988.

Adding to 1120531641 its reverse (1461350211), we get a palindrome (2581881852).

The spelling of 1120531641 in words is "one billion, one hundred twenty million, five hundred thirty-one thousand, six hundred forty-one".