1013415421 has 2 divisors, whose sum is σ = 1013415422. Its totient is φ = 1013415420.

The previous prime is 1013415383. The next prime is 1013415433. The reversal of 1013415421 is 1245143101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 979064100 + 34351321 = 31290^2 + 5861^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1013415421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1013415392 and 1013415401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1013410421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506707710 + 506707711.

It is an arithmetic number, because the mean of its divisors is an integer number (506707711).

Almost surely, 2^1013415421 is an apocalyptic number.

It is an amenable number.

1013415421 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013415421 is an equidigital number, since it uses as much as digits as its factorization.

1013415421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 1013415421 is about 31834.1863568083. The cubic root of 1013415421 is about 1004.4519576605.

Adding to 1013415421 its reverse (1245143101), we get a palindrome (2258558522).

The spelling of 1013415421 in words is "one billion, thirteen million, four hundred fifteen thousand, four hundred twenty-one".