124243011 has 8 divisors (see below), whose sum is σ = 184063760. Its totient is φ = 82828656.

The previous prime is 124242973. The next prime is 124243027. The reversal of 124243011 is 110342421.

It is not a de Polignac number, because 124243011 - 2⁷ = 124242883 is a prime.

It is a super-2 number, since 2×124243011² = 30872651564692242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124243051) 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, 2300770 + ... + 2300823.

It is an arithmetic number, because the mean of its divisors is an integer number (23007970).

Almost surely, 2^124243011 is an apocalyptic number.

124243011 is a deficient number, since it is larger than the sum of its proper divisors (59820749).

124243011 is an equidigital number, since it uses as much as digits as its factorization.

124243011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4601602 (or 4601596 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 124243011 is about 11146.4349008999. The cubic root of 124243011 is about 498.9886370024.

Adding to 124243011 its reverse (110342421), we get a palindrome (234585432).

It can be divided in two parts, 1242 and 43011, that added together give a triangular number (44253 = T₂₉₇).

The spelling of 124243011 in words is "one hundred twenty-four million, two hundred forty-three thousand, eleven".