124004019 has 8 divisors (see below), whose sum is σ = 165390592. Its totient is φ = 82643400.

The previous prime is 124004003. The next prime is 124004071. The reversal of 124004019 is 910400421.

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

It is not a de Polignac number, because 124004019 - 2⁴ = 124004003 is a prime.

It is a super-2 number, since 2×124004019² = 30753993456304722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 124003986 and 124004004.

It is not an unprimeable number, because it can be changed into a prime (124004099) 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, 13194 + ... + 20544.

It is an arithmetic number, because the mean of its divisors is an integer number (20673824).

Almost surely, 2^124004019 is an apocalyptic number.

124004019 is a deficient number, since it is larger than the sum of its proper divisors (41386573).

124004019 is an equidigital number, since it uses as much as digits as its factorization.

124004019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12977.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 124004019 is about 11135.7091826251. The cubic root of 124004019 is about 498.6684826038.

The spelling of 124004019 in words is "one hundred twenty-four million, four thousand, nineteen".