157303 has 2 divisors, whose sum is σ = 157304. Its totient is φ = 157302.

The previous prime is 157291. The next prime is 157307. The reversal of 157303 is 303751.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 157303 - 2⁵ = 157271 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (157307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78651 + 78652.

It is an arithmetic number, because the mean of its divisors is an integer number (78652).

2¹⁵⁷³⁰³ is an apocalyptic number.

157303 is a deficient number, since it is larger than the sum of its proper divisors (1).

157303 is an equidigital number, since it uses as much as digits as its factorization.

157303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 315, while the sum is 19.

The square root of 157303 is about 396.6144223298. The cubic root of 157303 is about 53.9815895173.

The spelling of 157303 in words is "one hundred fifty-seven thousand, three hundred three".