71400101 has 2 divisors, whose sum is σ = 71400102. Its totient is φ = 71400100.

The previous prime is 71400083. The next prime is 71400107. The reversal of 71400101 is 10100417.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67404100 + 3996001 = 8210^2 + 1999^2 .

It is a cyclic number.

It is not a de Polignac number, because 71400101 - 2¹⁴ = 71383717 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 (71400107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35700050 + 35700051.

It is an arithmetic number, because the mean of its divisors is an integer number (35700051).

Almost surely, 2^71400101 is an apocalyptic number.

It is an amenable number.

71400101 is a deficient number, since it is larger than the sum of its proper divisors (1).

71400101 is an equidigital number, since it uses as much as digits as its factorization.

71400101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28, while the sum is 14.

The square root of 71400101 is about 8449.8580461449. The cubic root of 71400101 is about 414.8581331509.

Adding to 71400101 its reverse (10100417), we get a palindrome (81500518).

The spelling of 71400101 in words is "seventy-one million, four hundred thousand, one hundred one".