101996479 has 16 divisors (see below), whose sum is σ = 116169984. Its totient is φ = 88876800.

The previous prime is 101996443. The next prime is 101996491. The reversal of 101996479 is 974699101.

It is a cyclic number.

It is not a de Polignac number, because 101996479 - 2¹⁵ = 101963711 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 (101996429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13437 + ... + 19609.

It is an arithmetic number, because the mean of its divisors is an integer number (7260624).

Almost surely, 2^101996479 is an apocalyptic number.

101996479 is a deficient number, since it is larger than the sum of its proper divisors (14173505).

101996479 is a wasteful number, since it uses less digits than its factorization.

101996479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6258.

The product of its (nonzero) digits is 122472, while the sum is 46.

The square root of 101996479 is about 10099.3306213828. The cubic root of 101996479 is about 467.2274965418.

The spelling of 101996479 in words is "one hundred one million, nine hundred ninety-six thousand, four hundred seventy-nine".