101252505 has 8 divisors (see below), whose sum is σ = 162004032. Its totient is φ = 54001328.

The previous prime is 101252491. The next prime is 101252513. The reversal of 101252505 is 505252101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 101252505 - 2⁶ = 101252441 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3375069 + ... + 3375098.

It is an arithmetic number, because the mean of its divisors is an integer number (20250504).

Almost surely, 2^101252505 is an apocalyptic number.

101252505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

101252505 is a deficient number, since it is larger than the sum of its proper divisors (60751527).

101252505 is an equidigital number, since it uses as much as digits as its factorization.

101252505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6750175.

The product of its (nonzero) digits is 500, while the sum is 21.

The square root of 101252505 is about 10062.4303724299. The cubic root of 101252505 is about 466.0887196231.

The spelling of 101252505 in words is "one hundred one million, two hundred fifty-two thousand, five hundred five".