2535142421 has 8 divisors (see below), whose sum is σ = 2899330560. Its totient is φ = 2171460528.

The previous prime is 2535142417. The next prime is 2535142487. The reversal of 2535142421 is 1242415352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2535142421 - 2² = 2535142417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2535142411) 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, 115766 + ... + 135911.

It is an arithmetic number, because the mean of its divisors is an integer number (362416320).

Almost surely, 2^2535142421 is an apocalyptic number.

It is an amenable number.

2535142421 is a deficient number, since it is larger than the sum of its proper divisors (364188139).

2535142421 is a wasteful number, since it uses less digits than its factorization.

2535142421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253123.

The product of its digits is 9600, while the sum is 29.

The square root of 2535142421 is about 50350.1978248348. The cubic root of 2535142421 is about 1363.5386545951.

Adding to 2535142421 its reverse (1242415352), we get a palindrome (3777557773).

The spelling of 2535142421 in words is "two billion, five hundred thirty-five million, one hundred forty-two thousand, four hundred twenty-one".