101700487 has 4 divisors (see below), whose sum is σ = 116229136. Its totient is φ = 87171840.

The previous prime is 101700479. The next prime is 101700493. The reversal of 101700487 is 784007101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 784007101 = 509 ⋅1540289.

It is not a de Polignac number, because 101700487 - 2³ = 101700479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101700497) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7264314 + ... + 7264327.

It is an arithmetic number, because the mean of its divisors is an integer number (29057284).

Almost surely, 2^101700487 is an apocalyptic number.

101700487 is a deficient number, since it is larger than the sum of its proper divisors (14528649).

101700487 is an equidigital number, since it uses as much as digits as its factorization.

101700487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14528648.

The product of its (nonzero) digits is 1568, while the sum is 28.

The square root of 101700487 is about 10084.6659339812. The cubic root of 101700487 is about 466.7750966298.

Adding to 101700487 its reverse (784007101), we get a palindrome (885707588).

The spelling of 101700487 in words is "one hundred one million, seven hundred thousand, four hundred eighty-seven".