101423407 has 2 divisors, whose sum is σ = 101423408. Its totient is φ = 101423406.

The previous prime is 101423393. The next prime is 101423447. The reversal of 101423407 is 704324101.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101423407 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 (101423447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50711703 + 50711704.

It is an arithmetic number, because the mean of its divisors is an integer number (50711704).

Almost surely, 2^101423407 is an apocalyptic number.

101423407 is a deficient number, since it is larger than the sum of its proper divisors (1).

101423407 is an equidigital number, since it uses as much as digits as its factorization.

101423407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 101423407 is about 10070.9188756538. The cubic root of 101423407 is about 466.3508060444.

Adding to 101423407 its reverse (704324101), we get a palindrome (805747508).

The spelling of 101423407 in words is "one hundred one million, four hundred twenty-three thousand, four hundred seven".