101925689 has 2 divisors, whose sum is σ = 101925690. Its totient is φ = 101925688.

The previous prime is 101925679. The next prime is 101925697. The reversal of 101925689 is 986529101.

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., 70476025 + 31449664 = 8395^2 + 5608^2 .

It is a cyclic number.

It is not a de Polignac number, because 101925689 - 2¹⁶ = 101860153 is a prime.

It is not a weakly prime, because it can be changed into another prime (101925679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50962844 + 50962845.

It is an arithmetic number, because the mean of its divisors is an integer number (50962845).

Almost surely, 2^101925689 is an apocalyptic number.

It is an amenable number.

101925689 is a deficient number, since it is larger than the sum of its proper divisors (1).

101925689 is an equidigital number, since it uses as much as digits as its factorization.

101925689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 41.

The square root of 101925689 is about 10095.8253253511. The cubic root of 101925689 is about 467.1193794460.

The spelling of 101925689 in words is "one hundred one million, nine hundred twenty-five thousand, six hundred eighty-nine".