2142534501 has 6 divisors (see below), whose sum is σ = 3094772070. Its totient is φ = 1428356328.

The previous prime is 2142534473. The next prime is 2142534521. The reversal of 2142534501 is 1054352412.

It can be written as a sum of positive squares in only one way, i.e., 2047472001 + 95062500 = 45249^2 + 9750^2 .

It is not a de Polignac number, because 2142534501 - 2⁹ = 2142533989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2142534521) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 119029686 + ... + 119029703.

It is an arithmetic number, because the mean of its divisors is an integer number (515795345).

Almost surely, 2^2142534501 is an apocalyptic number.

It is an amenable number.

2142534501 is a deficient number, since it is larger than the sum of its proper divisors (952237569).

2142534501 is a wasteful number, since it uses less digits than its factorization.

2142534501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238059395 (or 238059392 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 2142534501 is about 46287.5199270819. The cubic root of 2142534501 is about 1289.1672812210.

Adding to 2142534501 its reverse (1054352412), we get a palindrome (3196886913).

The spelling of 2142534501 in words is "two billion, one hundred forty-two million, five hundred thirty-four thousand, five hundred one".