4000124237 has 2 divisors, whose sum is σ = 4000124238. Its totient is φ = 4000124236.

The previous prime is 4000124213. The next prime is 4000124257. The reversal of 4000124237 is 7324210004.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2832261961 + 1167862276 = 53219^2 + 34174^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4000124237 is a prime.

It is a super-2 number, since 2×4000124237² = 32001987822869664338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4000124257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2000062118 + 2000062119.

It is an arithmetic number, because the mean of its divisors is an integer number (2000062119).

Almost surely, 2^4000124237 is an apocalyptic number.

It is an amenable number.

4000124237 is a deficient number, since it is larger than the sum of its proper divisors (1).

4000124237 is an equidigital number, since it uses as much as digits as its factorization.

4000124237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 4000124237 is about 63246.5353754654. The cubic root of 4000124237 is about 1587.4174862934.

The spelling of 4000124237 in words is "four billion, one hundred twenty-four thousand, two hundred thirty-seven".