1241243534 has 16 divisors (see below), whose sum is σ = 1954506240. Its totient is φ = 590420280.

The previous prime is 1241243501. The next prime is 1241243537. The reversal of 1241243534 is 4353421421.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1241243497 and 1241243506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1241243537) 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, 166004 + ... + 173319.

It is an arithmetic number, because the mean of its divisors is an integer number (122156640).

Almost surely, 2^1241243534 is an apocalyptic number.

1241243534 is a deficient number, since it is larger than the sum of its proper divisors (713262706).

1241243534 is a wasteful number, since it uses less digits than its factorization.

1241243534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339415.

The product of its digits is 11520, while the sum is 29.

The square root of 1241243534 is about 35231.2862949964. The cubic root of 1241243534 is about 1074.6960839809.

Adding to 1241243534 its reverse (4353421421), we get a palindrome (5594664955).

The spelling of 1241243534 in words is "one billion, two hundred forty-one million, two hundred forty-three thousand, five hundred thirty-four".