1624123241 has 4 divisors (see below), whose sum is σ = 1749055812. Its totient is φ = 1499190672.

The previous prime is 1624123229. The next prime is 1624123247. The reversal of 1624123241 is 1423214261.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 729216016 + 894907225 = 27004^2 + 29915^2 .

It is a cyclic number.

It is not a de Polignac number, because 1624123241 - 2¹⁴ = 1624106857 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1624123241.

It is not an unprimeable number, because it can be changed into a prime (1624123247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62466266 + ... + 62466291.

It is an arithmetic number, because the mean of its divisors is an integer number (437263953).

Almost surely, 2^1624123241 is an apocalyptic number.

It is an amenable number.

1624123241 is a deficient number, since it is larger than the sum of its proper divisors (124932571).

1624123241 is a wasteful number, since it uses less digits than its factorization.

1624123241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124932570.

The product of its digits is 2304, while the sum is 26.

The square root of 1624123241 is about 40300.4124172446. The cubic root of 1624123241 is about 1175.4558644012.

The spelling of 1624123241 in words is "one billion, six hundred twenty-four million, one hundred twenty-three thousand, two hundred forty-one".