1415134421 has 8 divisors (see below), whose sum is σ = 1521310080. Its totient is φ = 1312128288.

The previous prime is 1415134387. The next prime is 1415134423. The reversal of 1415134421 is 1244315141.

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-1415134421 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 (1415134423) 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, 791456 + ... + 793241.

It is an arithmetic number, because the mean of its divisors is an integer number (190163760).

Almost surely, 2^1415134421 is an apocalyptic number.

It is an amenable number.

1415134421 is a deficient number, since it is larger than the sum of its proper divisors (106175659).

1415134421 is a wasteful number, since it uses less digits than its factorization.

1415134421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1584763.

The product of its digits is 1920, while the sum is 26.

The square root of 1415134421 is about 37618.2724350813. The cubic root of 1415134421 is about 1122.7056241081.

Adding to 1415134421 its reverse (1244315141), we get a palindrome (2659449562).

The spelling of 1415134421 in words is "one billion, four hundred fifteen million, one hundred thirty-four thousand, four hundred twenty-one".