157535243 has 16 divisors (see below), whose sum is σ = 173093760. Its totient is φ = 142771200.

The previous prime is 157535237. The next prime is 157535249. The reversal of 157535243 is 342535751.

It is an interprime number because it is at equal distance from previous prime (157535237) and next prime (157535249).

It is a cyclic number.

It is not a de Polignac number, because 157535243 - 2⁸ = 157534987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (157535249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53633 + ... + 56493.

It is an arithmetic number, because the mean of its divisors is an integer number (10818360).

Almost surely, 2^157535243 is an apocalyptic number.

157535243 is a deficient number, since it is larger than the sum of its proper divisors (15558517).

157535243 is a wasteful number, since it uses less digits than its factorization.

157535243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2998.

The product of its digits is 63000, while the sum is 35.

The square root of 157535243 is about 12551.3044342013. The cubic root of 157535243 is about 540.0814269071.

The spelling of 157535243 in words is "one hundred fifty-seven million, five hundred thirty-five thousand, two hundred forty-three".