2124511542 has 24 divisors (see below), whose sum is σ = 4630678416. Its totient is φ = 703928976.

The previous prime is 2124511523. The next prime is 2124511567. The reversal of 2124511542 is 2451154212.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 350373 + ... + 356384.

It is an arithmetic number, because the mean of its divisors is an integer number (192944934).

Almost surely, 2^2124511542 is an apocalyptic number.

2124511542 is an abundant number, since it is smaller than the sum of its proper divisors (2506166874).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2124511542 is a wasteful number, since it uses less digits than its factorization.

2124511542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706932 (or 706929 counting only the distinct ones).

The product of its digits is 3200, while the sum is 27.

The square root of 2124511542 is about 46092.4239110941. The cubic root of 2124511542 is about 1285.5422808736.

Adding to 2124511542 its reverse (2451154212), we get a palindrome (4575665754).

The spelling of 2124511542 in words is "two billion, one hundred twenty-four million, five hundred eleven thousand, five hundred forty-two".