101312452 has 12 divisors (see below), whose sum is σ = 187726140. Its totient is φ = 47676416.

The previous prime is 101312437. The next prime is 101312461. The reversal of 101312452 is 254213101.

It can be written as a sum of positive squares in 2 ways, for example, as 86750596 + 14561856 = 9314^2 + 3816^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 744877 + ... + 745012.

It is an arithmetic number, because the mean of its divisors is an integer number (15643845).

Almost surely, 2^101312452 is an apocalyptic number.

It is an amenable number.

101312452 is a deficient number, since it is larger than the sum of its proper divisors (86413688).

101312452 is a wasteful number, since it uses less digits than its factorization.

101312452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1489910 (or 1489908 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 101312452 is about 10065.4086851951. The cubic root of 101312452 is about 466.1806847821.

Adding to 101312452 its reverse (254213101), we get a palindrome (355525553).

It can be divided in two parts, 1013124 and 52, that added together give a triangular number (1013176 = T₁₄₂₃).

The spelling of 101312452 in words is "one hundred one million, three hundred twelve thousand, four hundred fifty-two".