157354343 has 2 divisors, whose sum is σ = 157354344. Its totient is φ = 157354342.

The previous prime is 157354331. The next prime is 157354369. The reversal of 157354343 is 343453751.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-157354343 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (157356343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78677171 + 78677172.

It is an arithmetic number, because the mean of its divisors is an integer number (78677172).

Almost surely, 2^157354343 is an apocalyptic number.

157354343 is a deficient number, since it is larger than the sum of its proper divisors (1).

157354343 is an equidigital number, since it uses as much as digits as its factorization.

157354343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 75600, while the sum is 35.

The square root of 157354343 is about 12544.0959419163. The cubic root of 157354343 is about 539.8746199535.

The spelling of 157354343 in words is "one hundred fifty-seven million, three hundred fifty-four thousand, three hundred forty-three".