101465409 has 4 divisors (see below), whose sum is σ = 135287216. Its totient is φ = 67643604.

The previous prime is 101465407. The next prime is 101465411. The reversal of 101465409 is 904564101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (101465407) and next prime (101465411).

It is not a de Polignac number, because 101465409 - 2¹ = 101465407 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101465407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16910899 + ... + 16910904.

It is an arithmetic number, because the mean of its divisors is an integer number (33821804).

Almost surely, 2^101465409 is an apocalyptic number.

It is an amenable number.

101465409 is a deficient number, since it is larger than the sum of its proper divisors (33821807).

101465409 is an equidigital number, since it uses as much as digits as its factorization.

101465409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33821806.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 101465409 is about 10073.0039710108. The cubic root of 101465409 is about 466.4151730508.

The spelling of 101465409 in words is "one hundred one million, four hundred sixty-five thousand, four hundred nine".