3040135421 has 8 divisors (see below), whose sum is σ = 3107693760. Its totient is φ = 2973111552.

The previous prime is 3040135411. The next prime is 3040135481. The reversal of 3040135421 is 1245310403.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3040135421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3040135411) 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, 122105 + ... + 144878.

It is an arithmetic number, because the mean of its divisors is an integer number (388461720).

Almost surely, 2^3040135421 is an apocalyptic number.

It is an amenable number.

3040135421 is a deficient number, since it is larger than the sum of its proper divisors (67558339).

3040135421 is a wasteful number, since it uses less digits than its factorization.

3040135421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267235.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 3040135421 is about 55137.4230536756. The cubic root of 3040135421 is about 1448.6527987963.

Adding to 3040135421 its reverse (1245310403), we get a palindrome (4285445824).

The spelling of 3040135421 in words is "three billion, forty million, one hundred thirty-five thousand, four hundred twenty-one".