157143031603 has 8 divisors (see below), whose sum is σ = 158677698816. Its totient is φ = 155608537800.

The previous prime is 157143031517. The next prime is 157143031613. The reversal of 157143031603 is 306130341751.

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

It is a cyclic number.

It is not a de Polignac number, because 157143031603 - 2⁹ = 157143031091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (157143031613) 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, 2503938 + ... + 2565928.

It is an arithmetic number, because the mean of its divisors is an integer number (19834712352).

Almost surely, 2^157143031603 is an apocalyptic number.

157143031603 is a deficient number, since it is larger than the sum of its proper divisors (1534667213).

157143031603 is a wasteful number, since it uses less digits than its factorization.

157143031603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86705.

The product of its (nonzero) digits is 22680, while the sum is 34.

The spelling of 157143031603 in words is "one hundred fifty-seven billion, one hundred forty-three million, thirty-one thousand, six hundred three".