1120520153 has 4 divisors (see below), whose sum is σ = 1139512080. Its totient is φ = 1101528228.

The previous prime is 1120520077. The next prime is 1120520207. The reversal of 1120520153 is 3510250211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3510250211 = 13 ⋅270019247.

It is a cyclic number.

It is not a de Polignac number, because 1120520153 - 2¹² = 1120516057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1120522153) 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, 9495875 + ... + 9495992.

It is an arithmetic number, because the mean of its divisors is an integer number (284878020).

Almost surely, 2^1120520153 is an apocalyptic number.

It is an amenable number.

1120520153 is a deficient number, since it is larger than the sum of its proper divisors (18991927).

1120520153 is an equidigital number, since it uses as much as digits as its factorization.

1120520153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18991926.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 1120520153 is about 33474.1714311198. The cubic root of 1120520153 is about 1038.6595628330.

Adding to 1120520153 its reverse (3510250211), we get a palindrome (4630770364).

The spelling of 1120520153 in words is "one billion, one hundred twenty million, five hundred twenty thousand, one hundred fifty-three".