1120604531 has 4 divisors (see below), whose sum is σ = 1135955352. Its totient is φ = 1105253712.

The previous prime is 1120604519. The next prime is 1120604539. The reversal of 1120604531 is 1354060211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1354060211 = 7 ⋅193437173.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1120604531 is a prime.

It is a super-2 number, since 2×1120604531² = 2511509029795459922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1120604497 and 1120604506.

It is not an unprimeable number, because it can be changed into a prime (1120604539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7675301 + ... + 7675446.

It is an arithmetic number, because the mean of its divisors is an integer number (283988838).

Almost surely, 2^1120604531 is an apocalyptic number.

1120604531 is a deficient number, since it is larger than the sum of its proper divisors (15350821).

1120604531 is an equidigital number, since it uses as much as digits as its factorization.

1120604531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15350820.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 1120604531 is about 33475.4317522568. The cubic root of 1120604531 is about 1038.6856334088.

Adding to 1120604531 its reverse (1354060211), we get a palindrome (2474664742).

The spelling of 1120604531 in words is "one billion, one hundred twenty million, six hundred four thousand, five hundred thirty-one".