1120534401 has 48 divisors (see below), whose sum is σ = 1872211968. Its totient is φ = 592653600.

The previous prime is 1120534361. The next prime is 1120534409. The reversal of 1120534401 is 1044350211.

It is not a de Polignac number, because 1120534401 - 2⁷ = 1120534273 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (1120534409) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 99466 + ... + 110156.

It is an arithmetic number, because the mean of its divisors is an integer number (39004416).

Almost surely, 2^1120534401 is an apocalyptic number.

It is an amenable number.

1120534401 is a deficient number, since it is larger than the sum of its proper divisors (751677567).

1120534401 is a wasteful number, since it uses less digits than its factorization.

1120534401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10762 (or 10755 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1120534401 is about 33474.3842512450. The cubic root of 1120534401 is about 1038.6639651809.

Adding to 1120534401 its reverse (1044350211), we get a palindrome (2164884612).

The spelling of 1120534401 in words is "one billion, one hundred twenty million, five hundred thirty-four thousand, four hundred one".