1120554520 has 32 divisors (see below), whose sum is σ = 2602581120. Its totient is φ = 433762560.

The previous prime is 1120554497. The next prime is 1120554521. The reversal of 1120554520 is 254550211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120554521) 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, 450597 + ... + 453076.

It is an arithmetic number, because the mean of its divisors is an integer number (81330660).

Almost surely, 2^1120554520 is an apocalyptic number.

1120554520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120554520 is an abundant number, since it is smaller than the sum of its proper divisors (1482026600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1120554520 is a wasteful number, since it uses less digits than its factorization.

1120554520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 903715 (or 903711 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 1120554520 is about 33474.6847632655. The cubic root of 1120554520 is about 1038.6701814872.

The spelling of 1120554520 in words is "one billion, one hundred twenty million, five hundred fifty-four thousand, five hundred twenty".