1157535103 has 4 divisors (see below), whose sum is σ = 1184454568. Its totient is φ = 1130615640.

The previous prime is 1157535091. The next prime is 1157535139. The reversal of 1157535103 is 3015357511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1157535103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1157535143) 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, 13459668 + ... + 13459753.

It is an arithmetic number, because the mean of its divisors is an integer number (296113642).

Almost surely, 2^1157535103 is an apocalyptic number.

1157535103 is a deficient number, since it is larger than the sum of its proper divisors (26919465).

1157535103 is an equidigital number, since it uses as much as digits as its factorization.

1157535103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26919464.

The product of its (nonzero) digits is 7875, while the sum is 31.

The square root of 1157535103 is about 34022.5675544924. The cubic root of 1157535103 is about 1049.9728195534.

The spelling of 1157535103 in words is "one billion, one hundred fifty-seven million, five hundred thirty-five thousand, one hundred three".