101143057 has 2 divisors, whose sum is σ = 101143058. Its totient is φ = 101143056.

The previous prime is 101143019. The next prime is 101143067. The reversal of 101143057 is 750341101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100881936 + 261121 = 10044^2 + 511^2 .

It is an emirp because it is prime and its reverse (750341101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 101143057 - 2⁷ = 101142929 is a prime.

It is not a weakly prime, because it can be changed into another prime (101143067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50571528 + 50571529.

It is an arithmetic number, because the mean of its divisors is an integer number (50571529).

Almost surely, 2^101143057 is an apocalyptic number.

It is an amenable number.

101143057 is a deficient number, since it is larger than the sum of its proper divisors (1).

101143057 is an equidigital number, since it uses as much as digits as its factorization.

101143057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 101143057 is about 10056.9904544053. The cubic root of 101143057 is about 465.9207209162.

Adding to 101143057 its reverse (750341101), we get a palindrome (851484158).

The spelling of 101143057 in words is "one hundred one million, one hundred forty-three thousand, fifty-seven".