101479994 has 16 divisors (see below), whose sum is σ = 189781056. Its totient is φ = 39537600.

The previous prime is 101479991. The next prime is 101479997. The reversal of 101479994 is 499974101.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (101479991) and next prime (101479997).

It is not an unprimeable number, because it can be changed into a prime (101479991) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 329327 + ... + 329634.

It is an arithmetic number, because the mean of its divisors is an integer number (11861316).

Almost surely, 2^101479994 is an apocalyptic number.

101479994 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

101479994 is a deficient number, since it is larger than the sum of its proper divisors (88301062).

101479994 is a wasteful number, since it uses less digits than its factorization.

101479994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658981.

The product of its (nonzero) digits is 81648, while the sum is 44.

The square root of 101479994 is about 10073.7279097661. The cubic root of 101479994 is about 466.4375200406.

The spelling of 101479994 in words is "one hundred one million, four hundred seventy-nine thousand, nine hundred ninety-four".