1150520603 has 4 divisors (see below), whose sum is σ = 1161273240. Its totient is φ = 1139767968.

The previous prime is 1150520597. The next prime is 1150520621. The reversal of 1150520603 is 3060250511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3060250511 = 47 ⋅65111713.

It is a cyclic number.

It is not a de Polignac number, because 1150520603 - 2¹⁴ = 1150504219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1150520663) 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, 5376158 + ... + 5376371.

It is an arithmetic number, because the mean of its divisors is an integer number (290318310).

Almost surely, 2^1150520603 is an apocalyptic number.

1150520603 is a deficient number, since it is larger than the sum of its proper divisors (10752637).

1150520603 is a wasteful number, since it uses less digits than its factorization.

1150520603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10752636.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 1150520603 is about 33919.3249195794. The cubic root of 1150520603 is about 1047.8476250673.

The spelling of 1150520603 in words is "one billion, one hundred fifty million, five hundred twenty thousand, six hundred three".