101742479 has 8 divisors (see below), whose sum is σ = 103429872. Its totient is φ = 100066240.

The previous prime is 101742401. The next prime is 101742499. The reversal of 101742479 is 974247101.

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

It is a cyclic number.

It is not a de Polignac number, because 101742479 - 2¹² = 101738383 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 (101742499) 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, 16709 + ... + 21969.

It is an arithmetic number, because the mean of its divisors is an integer number (12928734).

Almost surely, 2^101742479 is an apocalyptic number.

101742479 is a deficient number, since it is larger than the sum of its proper divisors (1687393).

101742479 is an equidigital number, since it uses as much as digits as its factorization.

101742479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5577.

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 101742479 is about 10086.7476918975. The cubic root of 101742479 is about 466.8393314017.

The spelling of 101742479 in words is "one hundred one million, seven hundred forty-two thousand, four hundred seventy-nine".