158757317603 has 2 divisors, whose sum is σ = 158757317604. Its totient is φ = 158757317602.

The previous prime is 158757317557. The next prime is 158757317617. The reversal of 158757317603 is 306713757851.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 158757317603 - 2⁸ = 158757317347 is a prime.

It is not a weakly prime, because it can be changed into another prime (158757317623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79378658801 + 79378658802.

It is an arithmetic number, because the mean of its divisors is an integer number (79378658802).

Almost surely, 2^158757317603 is an apocalyptic number.

158757317603 is a deficient number, since it is larger than the sum of its proper divisors (1).

158757317603 is an equidigital number, since it uses as much as digits as its factorization.

158757317603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3704400, while the sum is 53.

The spelling of 158757317603 in words is "one hundred fifty-eight billion, seven hundred fifty-seven million, three hundred seventeen thousand, six hundred three".