101308249 has 8 divisors (see below), whose sum is σ = 116492480. Its totient is φ = 86301936.

The previous prime is 101308243. The next prime is 101308283. The reversal of 101308249 is 942803101.

It is a happy number.

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

It is not a de Polignac number, because 101308249 - 2⁷ = 101308121 is a prime.

It is a super-2 number, since 2×101308249² = 20526722630892002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101308243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43254 + ... + 45535.

It is an arithmetic number, because the mean of its divisors is an integer number (14561560).

Almost surely, 2^101308249 is an apocalyptic number.

It is an amenable number.

101308249 is a deficient number, since it is larger than the sum of its proper divisors (15184231).

101308249 is an equidigital number, since it uses as much as digits as its factorization.

101308249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88959.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 101308249 is about 10065.1998986607. The cubic root of 101308249 is about 466.1742381098.

The spelling of 101308249 in words is "one hundred one million, three hundred eight thousand, two hundred forty-nine".