141429257 has 2 divisors, whose sum is σ = 141429258. Its totient is φ = 141429256.

The previous prime is 141429241. The next prime is 141429263. The reversal of 141429257 is 752924141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 135745801 + 5683456 = 11651^2 + 2384^2 .

It is an emirp because it is prime and its reverse (752924141) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 141429257 - 2⁴ = 141429241 is a prime.

It is not a weakly prime, because it can be changed into another prime (141429287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70714628 + 70714629.

It is an arithmetic number, because the mean of its divisors is an integer number (70714629).

Almost surely, 2^141429257 is an apocalyptic number.

It is an amenable number.

141429257 is a deficient number, since it is larger than the sum of its proper divisors (1).

141429257 is an equidigital number, since it uses as much as digits as its factorization.

141429257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20160, while the sum is 35.

The square root of 141429257 is about 11892.4033315390. The cubic root of 141429257 is about 521.0104329976.

The spelling of 141429257 in words is "one hundred forty-one million, four hundred twenty-nine thousand, two hundred fifty-seven".