157303017303 has 8 divisors (see below), whose sum is σ = 210091047408. Its totient is φ = 104691832704.

The previous prime is 157303017293. The next prime is 157303017331. The reversal of 157303017303 is 303710303751.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 157303017303 - 2¹² = 157303013207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157303017503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44209300 + ... + 44212857.

It is an arithmetic number, because the mean of its divisors is an integer number (26261380926).

Almost surely, 2^157303017303 is an apocalyptic number.

157303017303 is a deficient number, since it is larger than the sum of its proper divisors (52788030105).

157303017303 is an equidigital number, since it uses as much as digits as its factorization.

157303017303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88422753.

The product of its (nonzero) digits is 19845, while the sum is 33.

The spelling of 157303017303 in words is "one hundred fifty-seven billion, three hundred three million, seventeen thousand, three hundred three".