101930629 has 2 divisors, whose sum is σ = 101930630. Its totient is φ = 101930628.

The previous prime is 101930627. The next prime is 101930663. The reversal of 101930629 is 926039101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100040004 + 1890625 = 10002^2 + 1375^2 .

It is a cyclic number.

It is not a de Polignac number, because 101930629 - 2¹ = 101930627 is a prime.

Together with 101930627, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 101930629.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101930627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50965314 + 50965315.

It is an arithmetic number, because the mean of its divisors is an integer number (50965315).

Almost surely, 2^101930629 is an apocalyptic number.

It is an amenable number.

101930629 is a deficient number, since it is larger than the sum of its proper divisors (1).

101930629 is an equidigital number, since it uses as much as digits as its factorization.

101930629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 31.

The square root of 101930629 is about 10096.0699779667. The cubic root of 101930629 is about 467.1269258997.

The spelling of 101930629 in words is "one hundred one million, nine hundred thirty thousand, six hundred twenty-nine".