141309557 has 2 divisors, whose sum is σ = 141309558. Its totient is φ = 141309556.

The previous prime is 141309473. The next prime is 141309583. The reversal of 141309557 is 755903141.

141309557 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141110641 + 198916 = 11879^2 + 446^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-141309557 is a 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 (141309587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70654778 + 70654779.

It is an arithmetic number, because the mean of its divisors is an integer number (70654779).

Almost surely, 2^141309557 is an apocalyptic number.

It is an amenable number.

141309557 is a deficient number, since it is larger than the sum of its proper divisors (1).

141309557 is an equidigital number, since it uses as much as digits as its factorization.

141309557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18900, while the sum is 35.

The square root of 141309557 is about 11887.3696417668. The cubic root of 141309557 is about 520.8634041276.

The spelling of 141309557 in words is "one hundred forty-one million, three hundred nine thousand, five hundred fifty-seven".