101312553 has 8 divisors (see below), whose sum is σ = 135253216. Its totient is φ = 67456800.

The previous prime is 101312543. The next prime is 101312567. The reversal of 101312553 is 355213101.

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

It is not a de Polignac number, because 101312553 - 2¹³ = 101304361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101312543) 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 7 ways as a sum of consecutive naturals, for example, 18388 + ... + 23253.

It is an arithmetic number, because the mean of its divisors is an integer number (16906652).

Almost surely, 2^101312553 is an apocalyptic number.

It is an amenable number.

101312553 is a deficient number, since it is larger than the sum of its proper divisors (33940663).

101312553 is an equidigital number, since it uses as much as digits as its factorization.

101312553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42455.

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 101312553 is about 10065.4137023771. The cubic root of 101312553 is about 466.1808396963.

Adding to 101312553 its reverse (355213101), we get a palindrome (456525654).

The spelling of 101312553 in words is "one hundred one million, three hundred twelve thousand, five hundred fifty-three".