1241312534 has 64 divisors (see below), whose sum is σ = 2365009920. Its totient is φ = 474642720.

The previous prime is 1241312533. The next prime is 1241312537. The reversal of 1241312534 is 4352131421.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1241312531) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2204537 + ... + 2205099.

It is an arithmetic number, because the mean of its divisors is an integer number (36953280).

Almost surely, 2^1241312534 is an apocalyptic number.

1241312534 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1241312534 is a deficient number, since it is larger than the sum of its proper divisors (1123697386).

1241312534 is a wasteful number, since it uses less digits than its factorization.

1241312534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 825.

The product of its digits is 2880, while the sum is 26.

The square root of 1241312534 is about 35232.2655246579. The cubic root of 1241312534 is about 1074.7159975202.

Adding to 1241312534 its reverse (4352131421), we get a palindrome (5593443955).

The spelling of 1241312534 in words is "one billion, two hundred forty-one million, three hundred twelve thousand, five hundred thirty-four".